src/server/webdav/multistatus.c

Tue, 19 Apr 2022 20:32:45 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Tue, 19 Apr 2022 20:32:45 +0200
branch
webdav
changeset 303
ad9ba51c8634
parent 252
5653a9626cc0
child 308
c3cad8f51a24
permissions
-rw-r--r--

add pg webdav backend initialization

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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 <ucx/string.h>
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37
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38 #include "multistatus.h"
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39
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40 #include "operation.h"
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41 #include "xml.h"
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42
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43 #define MULTISTATUS_BUFFER_LENGTH 2048
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44
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45 Multistatus* multistatus_response(Session *sn, Request *rq) {
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46 Multistatus *ms = pool_malloc(sn->pool, sizeof(Multistatus));
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47 if(!ms) {
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48 return NULL;
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49 }
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50 ZERO(ms, sizeof(Multistatus));
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51 ms->response.addresource = multistatus_addresource;
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52 ms->sn = sn;
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53 ms->rq = rq;
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54 ms->namespaces = ucx_map_new_a(session_get_allocator(ms->sn), 8);
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55 ms->proppatch = FALSE;
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56 if(!ms->namespaces) {
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57 return NULL;
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58 }
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59 if(ucx_map_cstr_put(ms->namespaces, "D", webdav_dav_namespace())) {
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60 return NULL;
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61 }
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62 return ms;
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63 }
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64
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65 static int send_xml_root(Multistatus *ms, Writer *out) {
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66 writer_puts(out, S("<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n"
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67 "<D:multistatus"));
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68
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69 // write the namespaces definitions
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70 // key is the namespace prefix
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71 // the map always contains the "DAV:" namespace with the prefix "D"
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72 UcxMapIterator i = ucx_map_iterator(ms->namespaces);
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73 WSNamespace *ns;
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74 UCX_MAP_FOREACH(key, ns, i) {
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75 writer_puts(out, S(" xmlns:"));
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76 writer_put(out, key.data, key.len);
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77 writer_puts(out, S("=\""));
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78 writer_puts(out, sstr((char*)ns->href));
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79 writer_puts(out, S("\""));
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80 }
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81
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82 writer_puts(out, S(">\n"));
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83
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84 return out->error;
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85 }
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86
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87 static void send_nsdef(WSNamespace *ns, Writer *out) {
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88 writer_puts(out, S(" xmlns:"));
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89 writer_puts(out, sstr((char*)ns->prefix));
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90 writer_puts(out, S("=\""));
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91 writer_puts(out, sstr((char*)ns->href));
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92 writer_putc(out, '\"');
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93 }
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94
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95 static int send_property(
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96 Multistatus *ms,
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97 WebdavProperty *property,
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98 WebdavNSList *nsdef,
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99 WSBool writeContent,
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100 Writer *out)
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101 {
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102 // write: "<prefix:name"
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103 writer_putc(out, '<');
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104 writer_puts(out, sstr((char*)property->namespace->prefix));
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105 writer_putc(out, ':');
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106 writer_puts(out, sstr((char*)property->name));
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107
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108 // check if the namespace is already defined
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109 WSBool need_nsdef = TRUE;
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110 WSNamespace *ns = ucx_map_cstr_get(
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111 ms->namespaces,
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112 (char*)property->namespace->prefix);
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113 if(ns && !strcmp(
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114 (const char*)ns->href,
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115 (const char*)property->namespace->href))
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116 {
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117 need_nsdef = FALSE; // prefix and href are the same, no need for nsdef
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118 }
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119
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120 // send definition for the element's namespace
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121 if(need_nsdef) {
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122 send_nsdef(property->namespace, out);
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123 }
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124
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125 // send additional namespace definitions required for the value
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126 WebdavNSList *def = nsdef;
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127 while(def) {
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128 send_nsdef(def->namespace, out);
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129 def = def->next;
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130 }
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131
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132 // send xml lang attribute
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133 if(property->lang) {
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134 writer_puts(out, S(" xml:lang=\""));
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135 writer_puts(out, sstr((char*)property->lang));
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136 writer_putc(out, '\"');
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137 }
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138
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139 // end property tag and write content
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140 if(writeContent) {
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141 writer_putc(out, '>');
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142
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143 // content
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144 switch(property->vtype) {
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145 case WS_VALUE_NO_TYPE: break;
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146 case WS_VALUE_XML_NODE: {
233
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147 wsxml_write_nodes_without_nsdef(
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148 ms->sn->pool,
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149 out,
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150 property->value.node);
231
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151 break;
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152 }
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153 case WS_VALUE_XML_DATA: {
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154 // only write data, data->namespaces is already handled
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155 writer_put(
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156 out,
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157 property->value.data->data,
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158 property->value.data->length);
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159 break;
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160 }
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161 case WS_VALUE_TEXT: {
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162 // asume the text is already escaped
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163 writer_put(
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164 out,
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165 property->value.text.str,
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166 property->value.text.length);
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167 break;
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168 }
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169 }
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170
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171 // end tag
233
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172 writer_puts(out, S("</"));
231
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173 writer_puts(out, sstr((char*)property->namespace->prefix));
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174 writer_putc(out, ':');
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175 writer_puts(out, sstr((char*)property->name));
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176 writer_putc(out, '>');
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177 } else {
233
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178 writer_puts(out, S("/>"));
231
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179 }
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180
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181 return out->error;
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182 }
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183
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184 static int send_response_tag(Multistatus *ms, MSResponse *rp, Writer *out) {
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185 writer_puts(out, S(" <D:response>\n"
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186 " <D:href>"));
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187 writer_puts(out, sstr(rp->resource.href));
233
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188 writer_puts(out, S("</D:href>\n"));
231
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189
242
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190 WSBool writeContent = ms->proppatch ? FALSE : TRUE;
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191
231
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192 if(rp->plist_begin) {
233
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193 writer_puts(out, S(" <D:propstat>\n"
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194 " <D:prop>\n"));
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195 // send properties
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196 PropertyOkList *p = rp->plist_begin;
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197 while(p) {
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198 writer_puts(out, S(" "));
242
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199 if(send_property(ms, p->property, p->nsdef, writeContent, out)) {
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200 return out->error;
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201 }
242
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202 writer_puts(out, S("\n"));
231
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203 p = p->next;
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204 }
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205
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206 writer_puts(out, S(" </D:prop>\n"
233
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207 " <D:status>HTTP/1.1 200 OK</D:status>\n"
231
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208 " </D:propstat>\n"));
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209 }
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210
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211 // send error properties
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212 PropertyErrorList *error = rp->errors;
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213 while(error) {
233
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214 writer_puts(out, S(" <D:propstat>\n"
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215 " <D:prop>\n"));
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216
231
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217 WebdavPList *errprop = error->begin;
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218 while(errprop) {
233
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219 writer_puts(out, S(" "));
231
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220 if(send_property(ms, errprop->property, NULL, FALSE, out)) {
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221 return out->error;
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222 }
238
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223 writer_putc(out, '\n');
231
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224 errprop = errprop->next;
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225 }
233
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226
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227 char statuscode[8];
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228 int sclen = snprintf(statuscode, 8, "%d ", error->status);
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229 if(sclen > 4) {
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230 statuscode[0] = '5';
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231 statuscode[1] = '0';
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232 statuscode[2] = '0';
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233 statuscode[3] = ' ';
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234 sclen = 4;
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235 }
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236 writer_puts(out, S(" </D:prop>\n"
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237 " <D:status>HTTP/1.1 "));
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238 writer_put(out, statuscode, sclen);
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239 const char *status_msg = protocol_status_message(error->status);
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240 if(status_msg) {
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241 writer_put(out, status_msg, strlen(status_msg));
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242 } else {
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243 writer_puts(out, S("Server Error"));
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244 }
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245 writer_puts(out, S("</D:status>\n"
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246 " </D:propstat>\n"));
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247
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248
231
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249 error = error->next;
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250 }
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251
233
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252 // end response tag
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253 writer_puts(out, S(" </D:response>\n"));
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254
231
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255 return out->error;
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256 }
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257
251
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258 int multistatus_send(Multistatus *ms, SYS_NETFD net) {
233
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259 // start http response
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260 protocol_status(ms->sn, ms->rq, 207, NULL);
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261 protocol_start_response(ms->sn, ms->rq);
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262
211
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263 char buffer[MULTISTATUS_BUFFER_LENGTH];
230
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264 // create a writer, that flushes the buffer when it is filled
211
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265 Writer writer;
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266 Writer *out = &writer;
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267 writer_init(out, net, buffer, MULTISTATUS_BUFFER_LENGTH);
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268
231
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269 // send the xml root element with namespace defs
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270 if(send_xml_root(ms, out)) {
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271 return 1;
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272 }
211
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273
231
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274 // send response tags
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275 MSResponse *response = ms->first;
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276 while(response) {
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277 if(send_response_tag(ms, response, out)) {
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278 return 1;
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279 }
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280 response = response->next;
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281 }
230
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282
233
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283 // end multistatus
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284 writer_puts(out, S("</D:multistatus>\n"));
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285
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286 writer_flush(out);
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287
230
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288 return 0;
211
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289 }
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290
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291 WebdavResource * multistatus_addresource(
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292 WebdavResponse *response,
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293 const char *path)
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294 {
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295 Multistatus *ms = (Multistatus*)response;
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296 MSResponse *res = pool_malloc(ms->sn->pool, sizeof(MSResponse));
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297 if(!res) {
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298 return NULL;
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299 }
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300 ZERO(res, sizeof(MSResponse));
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301
222
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302 // set href
223
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303 res->resource.href = pool_strdup(ms->sn->pool, path);
226
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304 if(!res->resource.href) {
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305 return NULL;
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306 }
222
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307
241
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308 res->resource.err = 0;
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309
222
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310 // add resource funcs
211
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311 res->resource.addproperty = msresponse_addproperty;
217
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312 res->resource.close = msresponse_close;
211
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313
226
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314 res->properties = ucx_map_new_a(session_get_allocator(ms->sn), 32);
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315 if(!res->properties) {
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316 return NULL;
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317 }
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318
211
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319 res->multistatus = ms;
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320 res->errors = NULL;
217
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321 res->resource.isclosed = 0;
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322 res->closing = 0;
211
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323
222
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324 // add new resource to the resource list
211
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325 if(ms->current) {
222
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326 // before adding a new resource, the current resource must be closed
217
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327 if(!ms->current->resource.isclosed) {
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328 msresponse_close((WebdavResource*)ms->current);
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329 }
211
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330 ms->current->next = res;
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331 } else {
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332 ms->first = res;
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333 }
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334 ms->current = res;
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335
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336 return (WebdavResource*)res;
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337 }
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338
230
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339 static int oklist_add(
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340 pool_handle_t *pool,
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341 PropertyOkList **begin,
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342 PropertyOkList **end,
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343 WebdavProperty *property,
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344 WebdavNSList *nsdef)
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345 {
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346 PropertyOkList *newelm = pool_malloc(pool, sizeof(PropertyOkList));
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347 if(!newelm) {
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348 return 1;
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349 }
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350 newelm->property = property;
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351 newelm->nsdef = nsdef;
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352 newelm->next = NULL;
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353 if(*end) {
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354 (*end)->next = newelm;
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355 } else {
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356 *begin = newelm;
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357 }
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358 *end = newelm;
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359 return 0;
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360 }
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361
211
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362 int msresponse_addproperty(
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363 WebdavResource *res,
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364 WebdavProperty *property,
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365 int status)
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366 {
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367 MSResponse *response = (MSResponse*)res;
227
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368 Session *sn = response->multistatus->sn;
217
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diff changeset
369 if(response->resource.isclosed) {
211
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370 log_ereport(
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371 LOG_WARN,
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372 "%s",
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373 "webdav: cannot add property to closed response tag");
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374 return 0;
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375 }
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376
222
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377 // some WebdavProperty checks to make sure nothing explodes
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diff changeset
378 if(!property->namespace || !property->namespace->href) {
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379 // error: namespace is required
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diff changeset
380 log_ereport(
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diff changeset
381 LOG_FAILURE,
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382 "%s",
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383 "webdav: property '%s' has no namespace",
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diff changeset
384 property->name);
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385 return 1;
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386 }
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diff changeset
387
226
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388 // check if the property was already added to the resource
227
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389 UcxAllocator *a = session_get_allocator(sn);
226
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390 sstr_t key = sstrcat_a(
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391 a,
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diff changeset
392 3,
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393 sstr((char*)property->namespace->href),
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394 S("\0"),
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395 sstr((char*)property->name));
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396 if(ucx_map_sstr_get(response->properties, key)) {
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397 a->free(a->pool, key.ptr);
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398 return 0;
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399 }
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400 if(ucx_map_sstr_put(response->properties, key, property)) {
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401 return 1; // OOM
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402 }
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403 a->free(a->pool, key.ptr);
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404
231
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405 // list of namespace definitions for this property
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406 WebdavNSList *nsdef_begin = NULL;
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407 WebdavNSList *nsdef_end = NULL;
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408
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409 // add namespace of this property to the namespace map
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410 // the namespace map will be used for global namespace definitions
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411 if(property->namespace->prefix) {
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diff changeset
412 WSNamespace *ns = ucx_map_cstr_get(
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413 response->multistatus->namespaces,
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414 (const char*)property->namespace->prefix);
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415 if(!ns) {
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416 // prefix is not in use -> we can add the namespace to the ns map
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diff changeset
417 int err = ucx_map_cstr_put(
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418 response->multistatus->namespaces,
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419 (const char*)property->namespace->prefix,
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420 property->namespace);
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diff changeset
421 if(err) {
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422 return 1; // OOM
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423 }
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424 } else if(
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425 strcmp((const char*)property->namespace->href,
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426 (const char*)ns->href))
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427 {
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428 // global namespace != local namespace
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429 // therefore we need a namespace definition in this element
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430
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431 // ns-prefix != property-prefix -> add ns to nsdef
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diff changeset
432 if(webdav_nslist_add(
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433 sn->pool,
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434 &nsdef_begin,
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435 &nsdef_end,
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436 property->namespace))
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437 {
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438 return 1; // OOM
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439 }
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440 }
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441 }
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442
239
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443 if(response->multistatus->proppatch && response->errors) {
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444 // in a proppatch request all operations must succeed
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445 // if we have an error, the property update status code must be
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446 // 424 Failed Dependency
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447 status = 424;
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448 }
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449
222
5f05e56cb8e2 create namespace definition lists when properties are added to a multistatus response
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450 // error properties will be added to a separate list
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diff changeset
451 if(status != 200) {
211
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452 return msresponse_addproperror(response, property, status);
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453 }
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454
230
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diff changeset
455 // add all namespaces used by this property to the nsdef list
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456 WebdavNSList *nslist = NULL;
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diff changeset
457 if(property->vtype == WS_VALUE_XML_NODE) {
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458 // iterate over xml tree and collect all namespaces
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diff changeset
459 int err = 0;
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diff changeset
460 nslist = wsxml_get_required_namespaces(
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diff changeset
461 response->multistatus->sn->pool,
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diff changeset
462 property->value.node,
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diff changeset
463 &err);
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diff changeset
464 if(err) {
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diff changeset
465 return 1; // OOM
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diff changeset
466 }
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diff changeset
467 } else if(property->vtype == WS_VALUE_XML_DATA) {
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diff changeset
468 // xml data contains a list of all used namespaces
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diff changeset
469 nslist = property->value.data->namespaces;
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diff changeset
470 } // other value types don't contain xml namespaces
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diff changeset
471
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diff changeset
472 while(nslist) {
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diff changeset
473 // only add the namespace to the definitions list, if it isn't a
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diff changeset
474 // property namespace, because the prop ns is already added
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diff changeset
475 // to the element's def list or global definitions list
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diff changeset
476 if(strcmp(
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diff changeset
477 (const char*)nslist->namespace->prefix,
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diff changeset
478 (const char*)property->namespace->prefix))
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diff changeset
479 {
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diff changeset
480 // ns-prefix != property-prefix -> add ns to nsdef
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parents: 229
diff changeset
481 if(webdav_nslist_add(
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diff changeset
482 sn->pool,
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
483 &nsdef_begin,
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diff changeset
484 &nsdef_end,
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diff changeset
485 nslist->namespace))
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parents: 229
diff changeset
486 {
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diff changeset
487 return 1; // OOM
231
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diff changeset
488 }
230
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
489 }
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diff changeset
490 nslist = nslist->next;
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diff changeset
491 }
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diff changeset
492
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
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493 // add property to the list
230
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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parents: 229
diff changeset
494 if(oklist_add(
227
3c23855f7b46 remove nsdef from WebdavProperty
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parents: 226
diff changeset
495 sn->pool,
3c23855f7b46 remove nsdef from WebdavProperty
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parents: 226
diff changeset
496 &response->plist_begin,
3c23855f7b46 remove nsdef from WebdavProperty
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parents: 226
diff changeset
497 &response->plist_end,
230
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
498 property,
ca50e1ebdc4d readd namespace handling to msresponse_addproperty
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diff changeset
499 nsdef_begin))
227
3c23855f7b46 remove nsdef from WebdavProperty
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parents: 226
diff changeset
500 {
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
501 return 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
502 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
503 return 0;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
504 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
505
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parents:
diff changeset
506 int msresponse_addproperror(
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parents:
diff changeset
507 MSResponse *response,
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parents:
diff changeset
508 WebdavProperty *property,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
509 int statuscode)
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
511 pool_handle_t *pool = response->multistatus->sn->pool;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
512 UcxAllocator *a = session_get_allocator(response->multistatus->sn);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
513
241
4adad7faf452 add proppatch op
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parents: 239
diff changeset
514 response->resource.err++;
4adad7faf452 add proppatch op
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parents: 239
diff changeset
515
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
516 // MSResponse contains a list of properties for each status code
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parents:
diff changeset
517 // at first find the list for this status code
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parents:
diff changeset
518 PropertyErrorList *errlist = NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
519 PropertyErrorList *list = response->errors;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
520 PropertyErrorList *last = NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
521 while(list) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
522 if(list->status == statuscode) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
523 errlist = list;
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parents:
diff changeset
524 break;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
525 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
526 last = list;
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parents:
diff changeset
527 list = list->next;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
528 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
529
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
530 if(!errlist) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531 // no list available for this statuscode
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
532 PropertyErrorList *newelm = pool_malloc(pool,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
533 sizeof(PropertyErrorList));
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
534 if(!newelm) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
535 return 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
536 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
537 newelm->begin = NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
538 newelm->end = NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
539 newelm->next = NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
540 newelm->status = statuscode;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
541
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542 if(last) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
543 last->next = newelm;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
544 } else {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
545 response->errors = newelm;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
546 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
547 errlist = newelm;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
548 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
549
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
550 // we have the list -> add the new element
229
73cb1c98ef7d replace UcxList with WebdavPList in the multistatus object
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parents: 227
diff changeset
551 if(webdav_plist_add(pool, &errlist->begin, &errlist->end, property)) {
211
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
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parents:
diff changeset
552 return 1;
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553 }
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554 return 0;
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555 }
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556
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557 int msresponse_close(WebdavResource *res) {
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558 MSResponse *response = (MSResponse*)res;
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559 if(response->closing) {
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560 return 0; // close already in progress
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561 }
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562 response->closing = TRUE;
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563 Multistatus *ms = response->multistatus;
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564
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565 int ret = REQ_PROCEED;
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566
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567 // PROPFIND:
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568 // response_close will execute propfind_do of all remaining backends
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569 // after that we will have all available properties
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570 WebdavOperation *op = ms->response.op;
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571 if(op->response_close(op, res)) {
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572 ret = REQ_ABORTED;
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573 }
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574
237
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575 // add missing properties with status code 404
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576 UcxAllocator *a = session_get_allocator(ms->sn);
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577 WebdavPList *pl = ms->response.op->reqprops;
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578 while(pl) {
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579 sstr_t key = sstrcat_a(
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580 a,
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581 3,
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582 sstr((char*)pl->property->namespace->href),
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583 S("\0"),
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584 sstr((char*)pl->property->name));
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585 if(!ucx_map_sstr_get(response->properties, key)) {
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586 // property was not added to this response
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587 if(ms->proppatch) {
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588 if(msresponse_addproperror(response, pl->property, 424)) {
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589 ret = REQ_ABORTED;
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590 break;
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591 }
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592 } else {
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593 if(msresponse_addproperror(response, pl->property, 404)) {
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594 ret = REQ_ABORTED;
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595 break;
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596 }
237
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597 }
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598 }
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599
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600 pl = pl->next;
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601 }
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602
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603 if(ms->proppatch && response->errors) {
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604 // a proppatch response must succeed entirely
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605 // if we have a single error prop, move all props with status 200
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606 // to the error list
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607 PropertyOkList *elm = response->plist_begin;
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608 PropertyOkList *nextelm;
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609 while(elm) {
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610 if(msresponse_addproperror(response, elm->property, 424)) {
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611 return 1;
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612 }
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613 nextelm = elm->next;
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614 pool_free(response->multistatus->sn->pool, elm);
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615 elm = nextelm;
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616 }
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617 response->plist_begin = NULL;
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618 response->plist_end = NULL;
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619 }
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diff changeset
620
226
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621 // we don't need the properties anymore
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622 ucx_map_free(response->properties);
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623
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624 response->resource.isclosed = TRUE;
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625 return ret;
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626 }

mercurial