src/server/webdav/requestparser.c

Thu, 16 Jan 2020 22:28:22 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Thu, 16 Jan 2020 22:28:22 +0100
branch
webdav
changeset 226
49adcbd7d473
parent 216
ce2866ec97f6
child 227
3c23855f7b46
permissions
-rw-r--r--

msresponse_addproperty: add support for xmlNode property values and add check to make sure, properties are only added once

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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 2019 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 #include <string.h>
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32
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33 #include <ucx/string.h>
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34 #include <ucx/utils.h>
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35 #include <ucx/map.h>
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36
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37 #include "requestparser.h"
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38
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39 #define xstreq(a, b) !strcmp((const char*)a, (const char*)b)
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40
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41 // TODO: make function public
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42 int proplist_add(
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43 pool_handle_t *pool,
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44 WebdavPList **begin,
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45 WebdavPList **end,
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46 WebdavProperty *prop)
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47 {
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48 WebdavPList *elm = pool_malloc(pool, sizeof(WebdavPList));
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49 if(!elm) {
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50 return 1;
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51 }
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52 elm->prev = *end;
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53 elm->next = NULL;
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54 elm->property = prop;
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55
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56 if(!*begin) {
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57 *begin = elm;
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58 *end = elm;
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59 return 0;
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60 }
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61
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62 (*end)->next = elm;
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63 *end = elm;
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64
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65 return 0;
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66 }
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67
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68 void proplist_free(pool_handle_t *pool, WebdavPList *list) {
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69 while(list) {
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70 WebdavPList *next = list->next;
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71 pool_free(pool, list);
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72 list = next;
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73 }
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74 }
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75
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76 WebdavProperty* prop_create(
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77 pool_handle_t *pool,
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78 WSNamespace *ns,
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79 const char *name)
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80 {
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81 WebdavProperty *prop = pool_malloc(pool, sizeof(WebdavProperty));
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82 memset(prop, 0, sizeof(WebdavProperty));
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83 prop->lang = NULL;
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84 prop->name = (char*)name;
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85 prop->namespace = ns;
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86 return prop;
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87 }
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88
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89 static UcxKey propkey(const char *ns, const char *name) {
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90 UcxKey key;
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91 sstr_t data = ucx_sprintf("%s\n%s", name, ns);
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92 key.data = data.ptr;
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93 key.len = data.length;
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94 key.hash = ucx_hash(data.ptr, data.length);
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95 return key;
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96 }
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97
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98 static int parse_prop(
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99 Session *sn,
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100 xmlNode *node,
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101 UcxMap *propmap,
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102 WebdavPList **plist_begin,
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103 WebdavPList **plist_end,
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104 size_t *propcount,
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105 int proppatch,
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106 int *error)
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107 {
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108 xmlNode *pnode = node->children;
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109 for(;pnode;pnode=pnode->next) {
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110 if(pnode->type != XML_ELEMENT_NODE) {
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111 continue;
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112 }
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113
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114 const char* ns = (const char*)pnode->ns->href;
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115 const char* name = (const char*)pnode->name;
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116
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117 // check for prop duplicates
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118 UcxKey k = propkey((const char*)ns, (const char*)name);
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119 if(!k.data) {
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120 *error = proppatch ? PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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121 return 1;
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122 }
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123 void *c = ucx_map_get(propmap, k);
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124 if(!c) {
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125 if(ucx_map_put(propmap, k, (void*)1)) {
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126 *error = proppatch ? PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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127 }
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128
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129 // no duplicate
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130 // create property elment and add it to the list
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131 WebdavProperty *prop = prop_create(sn->pool, pnode->ns, name);
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132 if(proppatch) {
212
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133 prop->value.node = pnode->children;
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134 prop->vtype = WS_VALUE_XML_NODE;
211
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135 }
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136 if(prop) {
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137 if(proplist_add(sn->pool, plist_begin, plist_end, prop)) {
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138 *error = proppatch ?
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139 PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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140 }
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141 (*propcount)++;
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142 } else {
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143 *error = proppatch ? PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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144 }
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145 } else if(proppatch) {
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146 *error = PROPPATCH_PARSER_DUPLICATE;
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147 }
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148
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149 free(k.data);
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150 if(*error) {
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151 return 1;
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152 }
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153 }
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154 return 0;
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155 }
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156
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157 WebdavPropfindRequest* propfind_parse(
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158 Session *sn,
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159 Request *rq,
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160 const char *buf,
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161 size_t buflen,
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162 int *error)
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163 {
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164 xmlDoc *doc = xmlReadMemory(buf, buflen, NULL, NULL, 0);
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165 if(!doc) {
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166 *error = PROPFIND_PARSER_INVALID_REQUEST;
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167 return NULL;
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168 }
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169
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170 // ret vars
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171 *error = 0;
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172
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173 WSBool allprop = FALSE;
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174 WSBool propname = FALSE;
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175 WebdavPList *plist_begin = NULL;
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176 WebdavPList *plist_end = NULL;
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177 size_t propcount = 0;
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178 int depth = webdav_getdepth(rq);
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179
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180 xmlNode *root = xmlDocGetRootElement(doc);
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181 xmlNode *node = root->children;
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182
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183 // check if the root element is DAV:propfind
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184 if(
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185 !(root->ns
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186 && xstreq(root->ns->href, "DAV:")
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187 && xstreq(root->name, "propfind")))
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188 {
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189 *error = PROPFIND_PARSER_NO_PROPFIND;
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190 xmlFreeDoc(doc);
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191 return NULL;
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192 }
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193
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194 UcxMap *propmap = ucx_map_new(32);
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195 if(!propmap) {
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196 *error = PROPFIND_PARSER_OOM;
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197 xmlFreeDoc(doc);
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198 return NULL;
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199 }
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200
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201 int ret = 0;
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202 while(node && !ret) {
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203 if(node->type == XML_ELEMENT_NODE) {
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204 if(xstreq(node->ns->href, "DAV:") && !allprop && !propname) {
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205 // a propfind request can contain a prop element
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206 // with specified properties or the allprop or propname
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207 // element
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208 if(xstreq(node->name, "prop")) {
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209 ret = parse_prop(
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210 sn,
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211 node,
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212 propmap,
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213 &plist_begin,
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214 &plist_end,
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215 &propcount,
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216 0, // proppatch = false
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217 error);
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218 } else if(xstreq(node->name, "allprop")) {
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219 allprop = TRUE;
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220 } else if(xstreq(node->name, "propname")) {
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221 propname = TRUE;
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222 }
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223 }
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224 }
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225 node = node->next;
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226 }
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227
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228 ucx_map_free(propmap); // no allocated content must be freed
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229
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230 if(ret) {
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231 // parse_prop failed
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232 // in this case, error is already set
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233 xmlFreeDoc(doc);
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234 return NULL;
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235 }
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236
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237 if(!allprop && !propname && propcount == 0) {
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238 *error = PROPFIND_PARSER_NO_PROPERTIES;
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diff changeset
239 xmlFreeDoc(doc);
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240 return NULL;
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diff changeset
241 }
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242
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243 WebdavPropfindRequest *request = pool_malloc(
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244 sn->pool,
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245 sizeof(WebdavPropfindRequest));
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diff changeset
246 if(!request) {
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247 *error = PROPFIND_PARSER_OOM;
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248 xmlFreeDoc(doc);
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249 return NULL;
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250 }
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251 request->sn = sn;
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252 request->rq = rq;
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253 request->properties = NULL;
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254 request->propcount = 0;
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255 request->depth = depth;
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256 request->doc = doc;
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257 if(allprop) {
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258 request->allprop = TRUE;
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259 request->propname = FALSE; // we cannot have allprop and propname
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260 } else if(propname) {
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261 request->allprop = FALSE;
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262 request->propname = TRUE;
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263 } else {
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264 request->allprop = FALSE;
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265 request->propname = FALSE;
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266 request->properties = plist_begin;
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267 request->propcount = propcount;
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268 }
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269
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270 if(!request->properties && plist_begin) {
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271 proplist_free(sn->pool, plist_begin);
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272 }
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273 return request;
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274 }
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275
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276 WebdavProppatchRequest* proppatch_parse(
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277 Session *sn,
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278 Request *rq,
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279 const char *buf,
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280 size_t buflen,
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281 int *error)
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282 {
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283 return webdav_parse_set(
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284 sn, rq, buf, buflen, "DAV:", "propertyupdate", TRUE, error);
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285 }
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286
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287 static xmlNode* find_child(xmlNode *node, const char *name) {
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288 xmlNode *c = node->children;
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289 while(c) {
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290 if(c->ns) {
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291 if(xstreq(c->ns->href, "DAV:") && xstreq(c->name, name)) {
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292 return c;
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293 }
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294 }
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295 c = c->next;
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296 }
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297 return NULL;
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298 }
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299
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300 WebdavProppatchRequest* webdav_parse_set(
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301 Session *sn,
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302 Request *rq,
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303 const char *buf,
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304 size_t buflen,
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305 const char *rootns,
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306 const char *rootname,
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307 WSBool allowremove,
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308 int *error)
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309 {
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310 xmlDoc *doc = xmlReadMemory(buf, buflen, NULL, NULL, 0);
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311 if(!doc) {
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312 *error = PROPPATCH_PARSER_INVALID_REQUEST;
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313 return NULL;
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314 }
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315
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316 xmlNode *root = xmlDocGetRootElement(doc);
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317 xmlNode *node = root->children;
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318
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319 // check if the root element is correct
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320 if(
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321 !(root->ns
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322 && xstreq(root->ns->href, rootns)
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323 && xstreq(root->name, rootname)))
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324 {
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325 *error = PROPPATCH_PARSER_NO_PROPERTYUPDATE;
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326 xmlFreeDoc(doc);
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327 return NULL;
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328 }
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329
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330 // ret vars
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331 *error = 0;
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332
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333 UcxMap *propmap = ucx_map_new(32); // map for duplicate checking
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334 if(!propmap) {
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335 *error = PROPPATCH_PARSER_OOM;
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336 xmlFreeDoc(doc);
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337 return NULL;
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338 }
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339
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diff changeset
340 WebdavPList *set_begin = NULL;
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341 WebdavPList *set_end = NULL;
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342 WebdavPList *remove_begin = NULL;
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343 WebdavPList *remove_end = NULL;
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344 size_t set_count = 0;
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345 size_t remove_count = 0;
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diff changeset
346
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diff changeset
347 int ret = 0;
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diff changeset
348 while(node && !ret) {
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diff changeset
349 if(node->type == XML_ELEMENT_NODE) {
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diff changeset
350 if(node->ns && xstreq(node->ns->href, "DAV:")) {
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diff changeset
351 // a propfind request can contain a prop element
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diff changeset
352 // with specified properties or the allprop or propname
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diff changeset
353 // element
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diff changeset
354 if(xstreq(node->name, "set")) {
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parents:
diff changeset
355 xmlNode *prop = find_child(node, "prop");
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diff changeset
356 ret = parse_prop(
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parents:
diff changeset
357 sn,
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parents:
diff changeset
358 prop,
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parents:
diff changeset
359 propmap,
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parents:
diff changeset
360 &set_begin,
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diff changeset
361 &set_end,
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diff changeset
362 &set_count,
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diff changeset
363 TRUE, // proppatch = true
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parents:
diff changeset
364 error);
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parents:
diff changeset
365 } else if(xstreq(node->name, "remove")) {
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diff changeset
366 if(!allowremove) {
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diff changeset
367 *error = PROPPATCH_PARSER_INVALID_REQUEST;
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diff changeset
368 ret = 1;
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parents:
diff changeset
369 break;
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diff changeset
370 }
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parents:
diff changeset
371 xmlNode *prop = find_child(node, "prop");
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diff changeset
372 ret = parse_prop(
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diff changeset
373 sn,
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parents:
diff changeset
374 prop,
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diff changeset
375 propmap,
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diff changeset
376 &remove_begin,
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diff changeset
377 &remove_end,
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diff changeset
378 &remove_count,
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diff changeset
379 TRUE, // proppatch = true
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parents:
diff changeset
380 error);
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diff changeset
381 }
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parents:
diff changeset
382
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parents:
diff changeset
383 }
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parents:
diff changeset
384 }
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parents:
diff changeset
385 node = node->next;
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parents:
diff changeset
386 }
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parents:
diff changeset
387
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parents:
diff changeset
388 ucx_map_free(propmap); // no allocated content must be freed
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parents:
diff changeset
389
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parents:
diff changeset
390 if(set_count + remove_count == 0) {
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parents:
diff changeset
391 *error = PROPPATCH_PARSER_NO_PROPERTIES;
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diff changeset
392 ret = 1;
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parents:
diff changeset
393 }
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parents:
diff changeset
394
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parents:
diff changeset
395 if(ret) {
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parents:
diff changeset
396 xmlFreeDoc(doc);
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parents:
diff changeset
397 return NULL;
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parents:
diff changeset
398 }
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parents:
diff changeset
399
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
400 WebdavProppatchRequest *request = pool_malloc(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
401 sn->pool,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
402 sizeof(WebdavProppatchRequest));
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
403 if(!request) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
404 *error = PROPPATCH_PARSER_OOM;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
405 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
406 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
407 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
408 request->sn = sn;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
409 request->rq = rq;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
410 request->doc = doc;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
411 request->set = set_begin;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
412 request->setcount = set_count;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
413 request->remove = remove_begin;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
414 request->removecount = remove_count;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
415 return request;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
416 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
417
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
418 WebdavLockRequest* lock_parse(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
419 Session *sn,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
420 Request *rq,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
421 const char *buf,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
422 size_t buflen,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
423 int *error)
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
424 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
425 xmlDoc *doc = xmlReadMemory(buf, buflen, NULL, NULL, 0);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
426 if(!doc) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
427 *error = LOCK_PARSER_INVALID_REQUEST;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
428 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
429 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
430
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
431 xmlNode *root = xmlDocGetRootElement(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
432 xmlNode *node = root->children;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
433
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
434 // check if the root element is correct
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
435 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
436 !(root->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
437 && xstreq(root->ns->href, "DAV:")
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
438 && xstreq(root->name, "lockinfo")))
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
439 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
440 *error = LOCK_PARSER_NO_LOCKINFO;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
441 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
442 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
443 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
444
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
445 WebdavLockScope lockscope = WEBDAV_LOCK_SCOPE_UNKNOWN;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
446 WebdavLockType locktype = WEBDAV_LOCK_TYPE_UNKNOWN;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
447 WSXmlNode *owner = NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
448
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
449 int ret = 0;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
450 while(node && !ret) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
452 node->type == XML_ELEMENT_NODE
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
453 && node->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
454 && xstreq(node->ns->href, "DAV:"))
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
455 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
456 char *name = (char*)node->name;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
457 if(xstreq(name, "lockscope")) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
458 xmlNode *s = node->children;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
459 while(s) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
460 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
461 s->type == XML_ELEMENT_NODE
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
462 && s->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
463 && xstreq(s->ns->href, "DAV:"))
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
464 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465 if(xstreq(s->name, "exclusive")) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466 lockscope = WEBDAV_LOCK_EXCLUSIVE;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
467 } else if(xstreq(s->name, "shared")) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
468 lockscope = WEBDAV_LOCK_SHARED;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
469 } else {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
470 // don't ignore unknown lockscope
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
471 *error = LOCK_PARSER_UNKNOWN_ELEMENT;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 ret = 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
473 break;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
474 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
475 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
476 s = s->next;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
477 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
478 } else if(xstreq(name, "locktype")) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
479 xmlNode *t = node->children;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
480 while(t) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
481 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
482 t->type == XML_ELEMENT_NODE
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
483 && t->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
484 && xstreq(t->ns->href, "DAV:"))
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
485 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
486 if(xstreq(t->name, "write")) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
487 locktype = WEBDAV_LOCK_WRITE;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
488 } else {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
489 *error = LOCK_PARSER_UNKNOWN_ELEMENT;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
490 ret = 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
491 break;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
492 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
493 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
494 t = t->next;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
495 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
496 } else if(xstreq(name, "owner")) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
497 owner = node->children;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
498 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
499 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
500 node = node->next;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
501 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
502
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
503 if(ret) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
504 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
505 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
506 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
508 WebdavLockRequest *request = pool_malloc(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
509 sn->pool,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510 sizeof(WebdavLockRequest));
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
511 if(!request) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
512 *error = LOCK_PARSER_OOM;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
513 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
514 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
515 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
516 request->sn = sn;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
517 request->rq = rq;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
518 request->doc = doc;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
519
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
520 if(locktype == WEBDAV_LOCK_TYPE_UNKNOWN) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
521 locktype = WEBDAV_LOCK_WRITE;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
522 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
523 if(lockscope == WEBDAV_LOCK_SCOPE_UNKNOWN) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
524 lockscope = WEBDAV_LOCK_EXCLUSIVE;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
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 request->scope = lockscope;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527 request->type = locktype;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
528 request->owner = owner;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
529 return request;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
530 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531

mercurial