src/server/webdav/multistatus.c

Tue, 12 Sep 2023 18:08:11 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Tue, 12 Sep 2023 18:08:11 +0200
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parent 510
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child 513
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permissions
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update uwproj

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2020 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <stdio.h>
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30 #include <stdlib.h>
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31
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32 #include "../daemon/session.h"
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33 #include "../daemon/protocol.h"
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34 #include "../util/platform.h"
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35
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36 #include <cx/string.h>
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37 #include <cx/hash_map.h>
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38
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39 #include "multistatus.h"
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40
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41 #include "operation.h"
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42 #include "xml.h"
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43
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44 #define MULTISTATUS_BUFFER_LENGTH 2048
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45
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46 Multistatus* multistatus_response(Session *sn, Request *rq) {
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47 Multistatus *ms = pool_malloc(sn->pool, sizeof(Multistatus));
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48 if(!ms) {
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49 return NULL;
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50 }
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51 ZERO(ms, sizeof(Multistatus));
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52 ms->response.addresource = multistatus_addresource;
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53 ms->sn = sn;
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54 ms->rq = rq;
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55 ms->namespaces = cxHashMapCreate(pool_allocator(sn->pool), CX_STORE_POINTERS, 8);
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56 ms->proppatch = FALSE;
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57 if(!ms->namespaces) {
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58 return NULL;
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59 }
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60 if(cxMapPut(ms->namespaces, cx_hash_key_str("D"), webdav_dav_namespace())) {
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61 return NULL;
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62 }
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63 return ms;
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64 }
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65
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66 static int send_xml_root(Multistatus *ms, Writer *out) {
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67 writer_put_lit(out, "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
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68 "<D:multistatus");
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69
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70 // write the namespaces definitions
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71 // key is the namespace prefix
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72 // the map always contains the "DAV:" namespace with the prefix "D"
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73 CxIterator i = cxMapIterator(ms->namespaces);
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74 cx_foreach(CxMapEntry*, entry, i) {
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75 WSNamespace *ns = entry->value;
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76 writer_put_lit(out, " xmlns:");
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77 writer_put (out, entry->key->data, entry->key->len);
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78 writer_put_lit(out, "=\"");
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79 writer_put_str(out, (char*)ns->href);
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80 writer_put_lit(out, "\"");
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81 }
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82
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83 writer_put_lit(out, ">\n");
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84
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85 return out->error;
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86 }
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87
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88 static void send_nsdef(WSNamespace *ns, Writer *out) {
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89 writer_put_lit(out, " xmlns:");
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90 writer_put_str(out, (char*)ns->prefix);
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91 writer_put_lit(out, "=\"");
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92 writer_put_str(out, (char*)ns->href);
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93 writer_putc (out, '\"');
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94 }
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95
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96
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97 // html escape
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98 /*
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99 static void send_string_escaped(Writer *out, cxmutstr str) {
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100 char *begin = str.ptr;
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101 char *end = begin;
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102 char *escape = NULL;
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103 int esclen;
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104 for(size_t i=0;i<str.length;i++) {
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105 char c = str.ptr[i];
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106 end = str.ptr + i;
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107 switch(c) {
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108 case '"': {
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109 escape = "&quot;";
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110 esclen = 6;
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111 break;
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112 }
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113 case '&': {
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114 escape = "&amp;";
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115 esclen = 5;
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116 break;
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117 }
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118 case '\'': {
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119 escape = "&apos;";
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120 esclen = 6;
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121 break;
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122 }
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123 case '<': {
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124 escape = "&lt;";
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125 esclen = 4;
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126 break;
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127 }
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128 case '>': {
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129 escape = "&gt;";
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130 esclen = 4;
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131 break;
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132 }
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133 default: continue;
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134 }
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135 ptrdiff_t len = end - begin;
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136 if(len > 0) {
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137 writer_put(out, begin, len);
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138 begin = end + 1;
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139 }
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140 writer_put(out, escape, esclen);
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141 }
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142 ptrdiff_t len = end - begin;
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143 if(len > 0) {
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144 writer_put(out, begin, len + 1);
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145 begin = end + 1;
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146 }
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147 }
509
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148 */
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149
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150 static const char hex_ch[] = "0123456789ABCDEF";
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151
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152 static void send_string_escaped(Writer *out, cxmutstr str) {
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153 char *begin = str.ptr;
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154 char *end = begin;
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155
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156 char escape[4];
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157 escape[0] = '%';
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158
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159 for(size_t i=0;i<str.length;i++) {
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160 unsigned char c = (unsigned char)str.ptr[i];
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161 end = str.ptr + i;
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162
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163 // check if the character must be escaped
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164 if( (c >= 'A' && c <= 'Z') ||
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165 (c >= 'a' && c <= 'z') ||
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166 (c >= '/' && c <= '9') ||
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167 (strchr("_.\\-~", c) != NULL))
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168 {
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169 continue;
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170 }
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171
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172 // convert char to hex number, escape[0] always contains '%'
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173 escape[1] = hex_ch[(c >> 4) & 0x0F];
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174 escape[2] = hex_ch[c & 0x0F];
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175
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176 // write previous unescaped chars, if available
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177 ptrdiff_t len = end - begin;
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178 if(len > 0) {
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179 writer_put(out, begin, len);
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180 }
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181
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182 // write escaped char
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183 writer_put(out, escape, 3);
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184
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185 // begin next chunk
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186 begin = end + 1;
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187 }
510
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188 ptrdiff_t len = str.ptr + str.length - begin;
509
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189 if(len > 0) {
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190 writer_put(out, begin, len);
509
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191 begin = end + 1;
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192 }
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193 }
349
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194
231
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195 static int send_property(
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196 Multistatus *ms,
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197 WebdavProperty *property,
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198 WebdavNSList *nsdef,
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199 WSBool writeContent,
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200 Writer *out)
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201 {
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202 // write: "<prefix:name"
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203 writer_putc (out, '<');
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204 writer_put_str(out, (char*)property->namespace->prefix);
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205 writer_putc (out, ':');
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206 writer_put_str(out, (char*)property->name);
231
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207
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208 // send additional namespace definitions required for the value
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209 WebdavNSList *def = nsdef;
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210 while(def) {
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211 send_nsdef(def->namespace, out);
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212 def = def->next;
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213 }
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214
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215 // send xml lang attribute
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216 if(property->lang) {
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217 writer_put_lit(out, " xml:lang=\"");
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218 writer_put_str(out, (char*)property->lang);
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219 writer_putc (out, '\"');
231
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220 }
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221
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222 // end property tag and write content
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223 if(writeContent) {
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224 writer_putc(out, '>');
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225
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226 // content
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227 switch(property->vtype) {
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228 case WS_VALUE_NO_TYPE: break;
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229 case WS_VALUE_XML_NODE: {
233
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diff changeset
230 wsxml_write_nodes_without_nsdef(
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diff changeset
231 ms->sn->pool,
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232 out,
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233 property->value.node);
231
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234 break;
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235 }
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236 case WS_VALUE_XML_DATA: {
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237 // only write data, data->namespaces is already handled
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238 writer_put(
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239 out,
376
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240 property->value.data.data,
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241 property->value.data.length);
231
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242 break;
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243 }
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244 case WS_VALUE_TEXT: {
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245 // asume the text is already escaped
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246 writer_put(
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247 out,
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248 property->value.text.str,
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249 property->value.text.length);
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250 break;
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251 }
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252 }
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253
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254 // end tag
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255 writer_put_lit(out, "</");
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256 writer_put_str(out, (char*)property->namespace->prefix);
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257 writer_putc (out, ':');
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258 writer_put_str(out, (char*)property->name);
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259 writer_putc (out, '>');
231
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260 } else {
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261 writer_put_lit(out, "/>");
231
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262 }
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263
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264 return out->error;
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265 }
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266
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267 static int send_response_tag(Multistatus *ms, MSResponse *rp, Writer *out) {
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268 writer_put_lit(out, " <D:response>\n"
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269 " <D:href>");
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270 send_string_escaped(out, cx_mutstr(rp->resource.href));
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271 writer_put_lit(out, "</D:href>\n");
231
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272
242
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273 WSBool writeContent = ms->proppatch ? FALSE : TRUE;
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274
231
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275 if(rp->plist_begin) {
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276 writer_put_lit(out, " <D:propstat>\n"
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277 " <D:prop>\n");
231
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278 // send properties
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279 PropertyOkList *p = rp->plist_begin;
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280 while(p) {
415
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281 writer_put_lit(out, " ");
242
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282 if(send_property(ms, p->property, p->nsdef, writeContent, out)) {
231
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283 return out->error;
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284 }
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285 writer_put_lit(out, "\n");
231
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286 p = p->next;
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287 }
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288
415
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289 writer_put_lit(out, " </D:prop>\n"
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290 " <D:status>HTTP/1.1 200 OK</D:status>\n"
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291 " </D:propstat>\n");
231
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292 }
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293
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294 // send error properties
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295 PropertyErrorList *error = rp->errors;
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296 while(error) {
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297 writer_put_lit(out, " <D:propstat>\n"
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298 " <D:prop>\n");
233
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299
231
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300 WebdavPList *errprop = error->begin;
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301 while(errprop) {
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302 writer_put_lit(out, " ");
231
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303 if(send_property(ms, errprop->property, NULL, FALSE, out)) {
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304 return out->error;
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305 }
238
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306 writer_putc(out, '\n');
231
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307 errprop = errprop->next;
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308 }
233
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309
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310 char statuscode[8];
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311 int sclen = snprintf(statuscode, 8, "%d ", error->status);
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312 if(sclen > 4) {
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313 statuscode[0] = '5';
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314 statuscode[1] = '0';
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315 statuscode[2] = '0';
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316 statuscode[3] = ' ';
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317 sclen = 4;
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318 }
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319 writer_put_lit(out, " </D:prop>\n"
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320 " <D:status>HTTP/1.1 ");
233
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321 writer_put(out, statuscode, sclen);
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322 const char *status_msg = protocol_status_message(error->status);
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323 if(status_msg) {
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324 writer_put(out, status_msg, strlen(status_msg));
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325 } else {
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326 writer_put_lit(out, "Server Error");
233
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327 }
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328 writer_put_lit(out, "</D:status>\n"
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329 " </D:propstat>\n");
233
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330
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331
231
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332 error = error->next;
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333 }
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334
233
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335 // end response tag
415
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336 writer_put_lit(out, " </D:response>\n");
233
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337
231
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338 return out->error;
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339 }
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340
308
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341 int multistatus_send(Multistatus *ms, SYS_NETFD net) {
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342 // make sure every resource is closed
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343 if(ms->current && !ms->current->resource.isclosed) {
309
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344 if(msresponse_close((WebdavResource*)ms->current)) {
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345 return 1;
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346 }
308
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347 }
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348
233
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349 // start http response
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350 protocol_status(ms->sn, ms->rq, 207, NULL);
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351 protocol_start_response(ms->sn, ms->rq);
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352
211
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353 char buffer[MULTISTATUS_BUFFER_LENGTH];
230
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354 // create a writer, that flushes the buffer when it is filled
211
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355 Writer writer;
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356 Writer *out = &writer;
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357 writer_init(out, net, buffer, MULTISTATUS_BUFFER_LENGTH);
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358
231
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359 // send the xml root element with namespace defs
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360 if(send_xml_root(ms, out)) {
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361 return 1;
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362 }
211
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363
231
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364 // send response tags
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365 MSResponse *response = ms->first;
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366 while(response) {
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367 if(send_response_tag(ms, response, out)) {
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368 return 1;
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369 }
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370 response = response->next;
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371 }
230
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372
233
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373 // end multistatus
415
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374 writer_put_lit(out, "</D:multistatus>\n");
233
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375
381
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376 //printf("\n\n");
376
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377 //fflush(stdout);
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378
233
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379 writer_flush(out);
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380
230
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381 return 0;
211
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382 }
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383
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384 WebdavResource * multistatus_addresource(
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385 WebdavResponse *response,
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386 const char *path)
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387 {
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388 Multistatus *ms = (Multistatus*)response;
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389 MSResponse *res = pool_malloc(ms->sn->pool, sizeof(MSResponse));
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390 if(!res) {
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391 return NULL;
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392 }
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393 ZERO(res, sizeof(MSResponse));
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394
222
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395 // set href
223
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396 res->resource.href = pool_strdup(ms->sn->pool, path);
226
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397 if(!res->resource.href) {
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398 return NULL;
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399 }
222
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400
241
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401 res->resource.err = 0;
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402
222
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403 // add resource funcs
211
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404 res->resource.addproperty = msresponse_addproperty;
217
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405 res->resource.close = msresponse_close;
211
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406
490
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diff changeset
407 res->properties = cxHashMapCreate(pool_allocator(ms->sn->pool), CX_STORE_POINTERS, 32);
226
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408 if(!res->properties) {
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409 return NULL;
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410 }
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diff changeset
411
211
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412 res->multistatus = ms;
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413 res->errors = NULL;
217
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diff changeset
414 res->resource.isclosed = 0;
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diff changeset
415 res->closing = 0;
211
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416
222
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diff changeset
417 // add new resource to the resource list
211
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diff changeset
418 if(ms->current) {
222
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diff changeset
419 // before adding a new resource, the current resource must be closed
217
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diff changeset
420 if(!ms->current->resource.isclosed) {
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diff changeset
421 msresponse_close((WebdavResource*)ms->current);
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diff changeset
422 }
211
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423 ms->current->next = res;
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parents:
diff changeset
424 } else {
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parents:
diff changeset
425 ms->first = res;
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parents:
diff changeset
426 }
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parents:
diff changeset
427 ms->current = res;
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parents:
diff changeset
428
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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429 return (WebdavResource*)res;
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parents:
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430 }
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parents:
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431
230
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diff changeset
432 static int oklist_add(
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433 pool_handle_t *pool,
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434 PropertyOkList **begin,
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435 PropertyOkList **end,
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436 WebdavProperty *property,
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437 WebdavNSList *nsdef)
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diff changeset
438 {
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diff changeset
439 PropertyOkList *newelm = pool_malloc(pool, sizeof(PropertyOkList));
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440 if(!newelm) {
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441 return 1;
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442 }
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443 newelm->property = property;
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444 newelm->nsdef = nsdef;
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445 newelm->next = NULL;
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446 if(*end) {
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447 (*end)->next = newelm;
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448 } else {
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449 *begin = newelm;
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450 }
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451 *end = newelm;
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452 return 0;
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parents: 229
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453 }
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parents: 229
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454
403
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455 /*
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456 * should only be called from msresponse_addproperty
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457 *
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458 * Adds a property to the error list with the specified statuscode
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459 */
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460 static int msresponse_addproperror(
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461 MSResponse *response,
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462 WebdavProperty *property,
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diff changeset
463 int statuscode)
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diff changeset
464 {
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diff changeset
465 pool_handle_t *pool = response->multistatus->sn->pool;
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diff changeset
466
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diff changeset
467 response->resource.err++;
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diff changeset
468
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diff changeset
469 // MSResponse contains a list of properties for each status code
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diff changeset
470 // at first find the list for this status code
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diff changeset
471 PropertyErrorList *errlist = NULL;
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diff changeset
472 PropertyErrorList *list = response->errors;
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473 PropertyErrorList *last = NULL;
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diff changeset
474 while(list) {
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diff changeset
475 if(list->status == statuscode) {
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diff changeset
476 errlist = list;
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diff changeset
477 break;
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diff changeset
478 }
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diff changeset
479 last = list;
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diff changeset
480 list = list->next;
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diff changeset
481 }
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diff changeset
482
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diff changeset
483 if(!errlist) {
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484 // no list available for this statuscode
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parents: 381
diff changeset
485 PropertyErrorList *newelm = pool_malloc(pool,
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diff changeset
486 sizeof(PropertyErrorList));
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diff changeset
487 if(!newelm) {
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diff changeset
488 return 1;
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parents: 381
diff changeset
489 }
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diff changeset
490 newelm->begin = NULL;
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diff changeset
491 newelm->end = NULL;
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diff changeset
492 newelm->next = NULL;
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diff changeset
493 newelm->status = statuscode;
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diff changeset
494
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parents: 381
diff changeset
495 if(last) {
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parents: 381
diff changeset
496 last->next = newelm;
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parents: 381
diff changeset
497 } else {
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parents: 381
diff changeset
498 response->errors = newelm;
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parents: 381
diff changeset
499 }
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
500 errlist = newelm;
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parents: 381
diff changeset
501 }
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
502
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
503 // we have the list -> add the new element
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parents: 381
diff changeset
504 if(webdav_plist_add(pool, &errlist->begin, &errlist->end, property)) {
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parents: 381
diff changeset
505 return 1;
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
506 }
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
507 return 0;
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
508 }
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
509
415
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
510 static CxHashKey ms_property_key(
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
511 CxAllocator *a,
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parents: 403
diff changeset
512 const xmlChar *href,
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
513 const char *property_name)
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
514 {
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 403
diff changeset
515 cxmutstr key_data = cx_strcat_a(a, 3, cx_str((const char*)href), (cxstring){ "\0", 1 }, cx_str(property_name));
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
516 return cx_hash_key_bytes((unsigned char*)key_data.ptr, key_data.length);
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
517 }
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
518
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
519 int msresponse_addproperty(
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parents:
diff changeset
520 WebdavResource *res,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
521 WebdavProperty *property,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
522 int status)
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
523 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
524 MSResponse *response = (MSResponse*)res;
227
3c23855f7b46 remove nsdef from WebdavProperty
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parents: 226
diff changeset
525 Session *sn = response->multistatus->sn;
217
8ed14d76db42 add backend chaining
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 211
diff changeset
526 if(response->resource.isclosed) {
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527 log_ereport(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
528 LOG_WARN,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
529 "%s",
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
530 "webdav: cannot add property to closed response tag");
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531 return 0;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
532 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
533
222
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 217
diff changeset
534 // some WebdavProperty checks to make sure nothing explodes
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 217
diff changeset
535 if(!property->namespace || !property->namespace->href) {
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 217
diff changeset
536 // error: namespace is required
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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parents: 217
diff changeset
537 log_ereport(
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parents: 217
diff changeset
538 LOG_FAILURE,
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 217
diff changeset
539 "%s",
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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parents: 217
diff changeset
540 "webdav: property '%s' has no namespace",
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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parents: 217
diff changeset
541 property->name);
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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parents: 217
diff changeset
542 return 1;
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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parents: 217
diff changeset
543 }
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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parents: 217
diff changeset
544
226
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
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parents: 223
diff changeset
545 // check if the property was already added to the resource
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 403
diff changeset
546 CxAllocator *a = pool_allocator(sn->pool);
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
547 CxHashKey key = ms_property_key(a, property->namespace->href, property->name);
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
548 if(cxMapGet(response->properties, key)) {
490
d218607f5a7e update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 484
diff changeset
549 cxFree(a, (void*)key.data);
226
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 223
diff changeset
550 return 0;
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 223
diff changeset
551 }
415
d938228c382e switch from ucx 2 to 3
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 403
diff changeset
552 if(cxMapPut(response->properties, key, property)) {
226
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 223
diff changeset
553 return 1; // OOM
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 223
diff changeset
554 }
490
d218607f5a7e update ucx
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 484
diff changeset
555 cxFree(a, (void*)key.data);
226
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
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parents: 223
diff changeset
556
231
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diff changeset
557 // list of namespace definitions for this property
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558 WebdavNSList *nsdef_begin = NULL;
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559 WebdavNSList *nsdef_end = NULL;
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560
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561 // add namespace of this property to the namespace map
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562 // the namespace map will be used for global namespace definitions
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563 if(property->namespace->prefix) {
415
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564 WSNamespace *ns = cxMapGet(
231
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565 response->multistatus->namespaces,
415
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566 cx_hash_key_str((const char*)property->namespace->prefix));
231
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567 if(!ns) {
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568 // prefix is not in use -> we can add the namespace to the ns map
415
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569 int err = cxMapPut(
231
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570 response->multistatus->namespaces,
415
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diff changeset
571 cx_hash_key_str((const char*)property->namespace->prefix),
231
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572 property->namespace);
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573 if(err) {
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574 return 1; // OOM
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575 }
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576 } else if(
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577 strcmp((const char*)property->namespace->href,
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578 (const char*)ns->href))
4714468b9b7e implement multistatus writer
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579 {
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580 // global namespace != local namespace
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581 // therefore we need a namespace definition in this element
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582
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583 // ns-prefix != property-prefix -> add ns to nsdef
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parents: 230
diff changeset
584 if(webdav_nslist_add(
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585 sn->pool,
4714468b9b7e implement multistatus writer
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diff changeset
586 &nsdef_begin,
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587 &nsdef_end,
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588 property->namespace))
4714468b9b7e implement multistatus writer
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589 {
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590 return 1; // OOM
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591 }
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592 }
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593 }
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594
239
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595 if(response->multistatus->proppatch && response->errors) {
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596 // in a proppatch request all operations must succeed
d5031c30022c make multistatus response ready for proppatch requests
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597 // if we have an error, the property update status code must be
d5031c30022c make multistatus response ready for proppatch requests
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598 // 424 Failed Dependency
d5031c30022c make multistatus response ready for proppatch requests
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599 status = 424;
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600 }
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parents: 238
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601
222
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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diff changeset
602 // error properties will be added to a separate list
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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603 if(status != 200) {
211
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parents:
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604 return msresponse_addproperror(response, property, status);
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parents:
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605 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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606
230
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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607 // add all namespaces used by this property to the nsdef list
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608 WebdavNSList *nslist = NULL;
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diff changeset
609 if(property->vtype == WS_VALUE_XML_NODE) {
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610 // iterate over xml tree and collect all namespaces
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diff changeset
611 int err = 0;
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diff changeset
612 nslist = wsxml_get_required_namespaces(
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diff changeset
613 response->multistatus->sn->pool,
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parents: 229
diff changeset
614 property->value.node,
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parents: 229
diff changeset
615 &err);
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diff changeset
616 if(err) {
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
617 return 1; // OOM
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diff changeset
618 }
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619 } else if(property->vtype == WS_VALUE_XML_DATA) {
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diff changeset
620 // xml data contains a list of all used namespaces
376
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parents: 349
diff changeset
621 nslist = property->value.data.namespaces;
230
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diff changeset
622 } // other value types don't contain xml namespaces
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diff changeset
623
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624 while(nslist) {
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diff changeset
625 // only add the namespace to the definitions list, if it isn't a
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626 // property namespace, because the prop ns is already added
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diff changeset
627 // to the element's def list or global definitions list
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diff changeset
628 if(strcmp(
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diff changeset
629 (const char*)nslist->namespace->prefix,
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diff changeset
630 (const char*)property->namespace->prefix))
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parents: 229
diff changeset
631 {
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diff changeset
632 // ns-prefix != property-prefix -> add ns to nsdef
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parents: 229
diff changeset
633 if(webdav_nslist_add(
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diff changeset
634 sn->pool,
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diff changeset
635 &nsdef_begin,
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diff changeset
636 &nsdef_end,
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diff changeset
637 nslist->namespace))
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diff changeset
638 {
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
639 return 1; // OOM
231
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diff changeset
640 }
230
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
641 }
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diff changeset
642 nslist = nslist->next;
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643 }
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644
211
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parents:
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645 // add property to the list
230
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diff changeset
646 if(oklist_add(
227
3c23855f7b46 remove nsdef from WebdavProperty
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diff changeset
647 sn->pool,
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diff changeset
648 &response->plist_begin,
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parents: 226
diff changeset
649 &response->plist_end,
230
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
650 property,
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diff changeset
651 nsdef_begin))
227
3c23855f7b46 remove nsdef from WebdavProperty
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parents: 226
diff changeset
652 {
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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diff changeset
653 return 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
654 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
655 return 0;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
656 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
657
217
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parents: 211
diff changeset
658 int msresponse_close(WebdavResource *res) {
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659 MSResponse *response = (MSResponse*)res;
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diff changeset
660 if(response->closing) {
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661 return 0; // close already in progress
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662 }
252
5653a9626cc0 prepare webdav copy
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diff changeset
663 response->closing = TRUE;
239
d5031c30022c make multistatus response ready for proppatch requests
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diff changeset
664 Multistatus *ms = response->multistatus;
217
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diff changeset
665
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diff changeset
666 int ret = REQ_PROCEED;
252
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667
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668 // PROPFIND:
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669 // response_close will execute propfind_do of all remaining backends
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diff changeset
670 // after that we will have all available properties
239
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diff changeset
671 WebdavOperation *op = ms->response.op;
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diff changeset
672 if(op->response_close(op, res)) {
217
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diff changeset
673 ret = REQ_ABORTED;
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674 }
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parents: 211
diff changeset
675
237
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diff changeset
676 // add missing properties with status code 404
415
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diff changeset
677 CxAllocator *a = pool_allocator(ms->sn->pool);
239
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parents: 238
diff changeset
678 WebdavPList *pl = ms->response.op->reqprops;
237
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diff changeset
679 while(pl) {
415
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diff changeset
680 CxHashKey key = ms_property_key(a, pl->property->namespace->href, pl->property->name);
d938228c382e switch from ucx 2 to 3
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parents: 403
diff changeset
681 if(!cxMapGet(response->properties, key)) {
237
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diff changeset
682 // property was not added to this response
239
d5031c30022c make multistatus response ready for proppatch requests
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diff changeset
683 if(ms->proppatch) {
403
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
684 if(msresponse_addproperty(res, pl->property, 424)) {
239
d5031c30022c make multistatus response ready for proppatch requests
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diff changeset
685 ret = REQ_ABORTED;
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diff changeset
686 break;
d5031c30022c make multistatus response ready for proppatch requests
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diff changeset
687 }
d5031c30022c make multistatus response ready for proppatch requests
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diff changeset
688 } else {
403
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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parents: 381
diff changeset
689 if(msresponse_addproperty(res, pl->property, 404)) {
239
d5031c30022c make multistatus response ready for proppatch requests
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parents: 238
diff changeset
690 ret = REQ_ABORTED;
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diff changeset
691 break;
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parents: 238
diff changeset
692 }
237
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diff changeset
693 }
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694 }
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diff changeset
695
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diff changeset
696 pl = pl->next;
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diff changeset
697 }
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parents: 233
diff changeset
698
239
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diff changeset
699 if(ms->proppatch && response->errors) {
d5031c30022c make multistatus response ready for proppatch requests
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700 // a proppatch response must succeed entirely
d5031c30022c make multistatus response ready for proppatch requests
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701 // if we have a single error prop, move all props with status 200
d5031c30022c make multistatus response ready for proppatch requests
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702 // to the error list
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703 PropertyOkList *elm = response->plist_begin;
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704 PropertyOkList *nextelm;
d5031c30022c make multistatus response ready for proppatch requests
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705 while(elm) {
403
0f678595d497 fix multistatus response creating namespace definitions twice in some cases
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706 if(msresponse_addproperty(res, elm->property, 424)) {
239
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707 return 1;
d5031c30022c make multistatus response ready for proppatch requests
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708 }
d5031c30022c make multistatus response ready for proppatch requests
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709 nextelm = elm->next;
d5031c30022c make multistatus response ready for proppatch requests
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710 pool_free(response->multistatus->sn->pool, elm);
d5031c30022c make multistatus response ready for proppatch requests
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711 elm = nextelm;
d5031c30022c make multistatus response ready for proppatch requests
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712 }
d5031c30022c make multistatus response ready for proppatch requests
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parents: 238
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713 response->plist_begin = NULL;
d5031c30022c make multistatus response ready for proppatch requests
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714 response->plist_end = NULL;
d5031c30022c make multistatus response ready for proppatch requests
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715 }
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parents: 238
diff changeset
716
226
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
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717 // we don't need the properties anymore
415
d938228c382e switch from ucx 2 to 3
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718 cxMapDestroy(response->properties);
226
49adcbd7d473 msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once
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parents: 223
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719
217
8ed14d76db42 add backend chaining
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720 response->resource.isclosed = TRUE;
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721 return ret;
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722 }

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