src/server/webdav/requestparser.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 239
d5031c30022c
child 373
f78a585e1a2f
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 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 void proplist_free(pool_handle_t *pool, WebdavPList *list) {
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42 while(list) {
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43 WebdavPList *next = list->next;
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44 pool_free(pool, list);
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45 list = next;
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46 }
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47 }
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48
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49 WebdavProperty* prop_create(
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50 pool_handle_t *pool,
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51 WSNamespace *ns,
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52 const char *name)
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53 {
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54 WebdavProperty *prop = pool_malloc(pool, sizeof(WebdavProperty));
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55 memset(prop, 0, sizeof(WebdavProperty));
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56 prop->lang = NULL;
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57 prop->name = (char*)name;
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58 prop->namespace = ns;
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59 return prop;
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60 }
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61
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62 static UcxKey propkey(const char *ns, const char *name) {
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63 UcxKey key;
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64 sstr_t data = ucx_sprintf("%s\n%s", name, ns);
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65 key.data = data.ptr;
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66 key.len = data.length;
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67 key.hash = ucx_hash(data.ptr, data.length);
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68 return key;
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69 }
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70
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71 static int parse_prop(
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72 Session *sn,
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73 xmlNode *node,
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74 UcxMap *propmap,
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75 WebdavPList **plist_begin,
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76 WebdavPList **plist_end,
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77 size_t *propcount,
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78 int proppatch,
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79 int *error)
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80 {
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81 xmlNode *pnode = node->children;
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82 for(;pnode;pnode=pnode->next) {
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83 if(pnode->type != XML_ELEMENT_NODE) {
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84 continue;
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85 }
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86
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87 const char* ns = (const char*)pnode->ns->href;
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88 const char* name = (const char*)pnode->name;
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89
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90 // check for prop duplicates
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91 UcxKey k = propkey((const char*)ns, (const char*)name);
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92 if(!k.data) {
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93 *error = proppatch ? PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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94 return 1;
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95 }
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96 void *c = ucx_map_get(propmap, k);
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97 if(!c) {
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98 if(ucx_map_put(propmap, k, (void*)1)) {
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99 *error = proppatch ? PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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100 }
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101
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102 // no duplicate
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103 // create property elment and add it to the list
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104 WebdavProperty *prop = prop_create(sn->pool, pnode->ns, name);
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105 if(proppatch) {
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106 prop->value.node = pnode->children;
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107 prop->vtype = WS_VALUE_XML_NODE;
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108 }
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109 if(prop) {
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110 if(webdav_plist_add(sn->pool, plist_begin, plist_end, prop)) {
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111 *error = proppatch ?
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112 PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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113 }
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114 (*propcount)++;
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115 } else {
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116 *error = proppatch ? PROPPATCH_PARSER_OOM : PROPFIND_PARSER_OOM;
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117 }
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118 } else if(proppatch) {
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119 *error = PROPPATCH_PARSER_DUPLICATE;
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120 }
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121
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122 free(k.data);
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123 if(*error) {
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124 return 1;
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125 }
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126 }
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127 return 0;
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128 }
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129
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130 WebdavPropfindRequest* propfind_parse(
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131 Session *sn,
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132 Request *rq,
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133 const char *buf,
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134 size_t buflen,
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135 int *error)
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136 {
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137 xmlDoc *doc = xmlReadMemory(buf, buflen, NULL, NULL, 0);
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138 if(!doc) {
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139 *error = PROPFIND_PARSER_INVALID_REQUEST;
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140 return NULL;
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141 }
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142
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143 // ret vars
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144 *error = 0;
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145
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146 WSBool allprop = FALSE;
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147 WSBool propname = FALSE;
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148 WebdavPList *plist_begin = NULL;
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149 WebdavPList *plist_end = NULL;
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150 size_t propcount = 0;
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151 int depth = webdav_getdepth(rq);
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152
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153 xmlNode *root = xmlDocGetRootElement(doc);
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154 xmlNode *node = root->children;
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155
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156 // check if the root element is DAV:propfind
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157 if(
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158 !(root->ns
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159 && xstreq(root->ns->href, "DAV:")
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160 && xstreq(root->name, "propfind")))
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161 {
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162 *error = PROPFIND_PARSER_NO_PROPFIND;
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163 xmlFreeDoc(doc);
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164 return NULL;
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165 }
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166
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167 UcxMap *propmap = ucx_map_new(32);
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168 if(!propmap) {
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169 *error = PROPFIND_PARSER_OOM;
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170 xmlFreeDoc(doc);
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171 return NULL;
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172 }
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173
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174 int ret = 0;
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175 while(node && !ret) {
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176 if(node->type == XML_ELEMENT_NODE) {
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177 if(xstreq(node->ns->href, "DAV:") && !allprop && !propname) {
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178 // a propfind request can contain a prop element
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179 // with specified properties or the allprop or propname
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180 // element
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181 if(xstreq(node->name, "prop")) {
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182 ret = parse_prop(
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183 sn,
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184 node,
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185 propmap,
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186 &plist_begin,
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187 &plist_end,
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188 &propcount,
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189 0, // proppatch = false
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190 error);
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191 } else if(xstreq(node->name, "allprop")) {
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192 allprop = TRUE;
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193 } else if(xstreq(node->name, "propname")) {
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194 propname = TRUE;
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195 }
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196 }
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197 }
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198 node = node->next;
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199 }
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200
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201 ucx_map_free(propmap); // no allocated content must be freed
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202
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203 if(ret) {
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204 // parse_prop failed
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205 // in this case, error is already set
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206 xmlFreeDoc(doc);
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207 return NULL;
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208 }
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209
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210 if(!allprop && !propname && propcount == 0) {
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211 *error = PROPFIND_PARSER_NO_PROPERTIES;
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212 xmlFreeDoc(doc);
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213 return NULL;
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214 }
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215
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216 WebdavPropfindRequest *request = pool_malloc(
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217 sn->pool,
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218 sizeof(WebdavPropfindRequest));
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219 if(!request) {
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220 *error = PROPFIND_PARSER_OOM;
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221 xmlFreeDoc(doc);
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222 return NULL;
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223 }
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224 request->sn = sn;
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225 request->rq = rq;
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226 request->properties = NULL;
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227 request->propcount = 0;
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228 request->depth = depth;
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229 request->doc = doc;
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230 if(allprop) {
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231 request->allprop = TRUE;
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232 request->propname = FALSE; // we cannot have allprop and propname
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233 } else if(propname) {
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234 request->allprop = FALSE;
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235 request->propname = TRUE;
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236 } else {
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237 request->allprop = FALSE;
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238 request->propname = FALSE;
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239 request->properties = plist_begin;
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240 request->propcount = propcount;
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241 }
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242
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243 if(!request->properties && plist_begin) {
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244 proplist_free(sn->pool, plist_begin);
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245 }
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246 return request;
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247 }
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248
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249 WebdavProppatchRequest* proppatch_parse(
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250 Session *sn,
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251 Request *rq,
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252 const char *buf,
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253 size_t buflen,
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254 int *error)
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255 {
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256 return webdav_parse_set(
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257 sn, rq, buf, buflen, "DAV:", "propertyupdate", TRUE, error);
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258 }
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259
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260 static xmlNode* find_child(xmlNode *node, const char *name) {
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261 xmlNode *c = node->children;
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262 while(c) {
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263 if(c->ns) {
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264 if(xstreq(c->ns->href, "DAV:") && xstreq(c->name, name)) {
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265 return c;
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266 }
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267 }
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268 c = c->next;
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269 }
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270 return NULL;
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271 }
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272
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273 WebdavProppatchRequest* webdav_parse_set(
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274 Session *sn,
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275 Request *rq,
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276 const char *buf,
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277 size_t buflen,
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278 const char *rootns,
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279 const char *rootname,
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280 WSBool allowremove,
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281 int *error)
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282 {
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283 xmlDoc *doc = xmlReadMemory(buf, buflen, NULL, NULL, 0);
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284 if(!doc) {
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285 *error = PROPPATCH_PARSER_INVALID_REQUEST;
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286 return NULL;
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287 }
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288
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289 xmlNode *root = xmlDocGetRootElement(doc);
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290 xmlNode *node = root->children;
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291
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292 // check if the root element is correct
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293 if(
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294 !(root->ns
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295 && xstreq(root->ns->href, rootns)
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296 && xstreq(root->name, rootname)))
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297 {
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298 *error = PROPPATCH_PARSER_NO_PROPERTYUPDATE;
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299 xmlFreeDoc(doc);
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300 return NULL;
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301 }
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302
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303 // ret vars
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304 *error = 0;
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305
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306 UcxMap *propmap = ucx_map_new(32); // map for duplicate checking
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307 if(!propmap) {
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308 *error = PROPPATCH_PARSER_OOM;
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309 xmlFreeDoc(doc);
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310 return NULL;
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311 }
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312
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313 WebdavPList *set_begin = NULL;
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314 WebdavPList *set_end = NULL;
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315 WebdavPList *remove_begin = NULL;
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316 WebdavPList *remove_end = NULL;
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317 size_t set_count = 0;
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318 size_t remove_count = 0;
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319
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320 int ret = 0;
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diff changeset
321 while(node && !ret) {
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322 if(node->type == XML_ELEMENT_NODE) {
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323 if(node->ns && xstreq(node->ns->href, "DAV:")) {
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324 // a propfind request can contain a prop element
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325 // with specified properties or the allprop or propname
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326 // element
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327 if(xstreq(node->name, "set")) {
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328 xmlNode *prop = find_child(node, "prop");
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329 ret = parse_prop(
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330 sn,
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331 prop,
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332 propmap,
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333 &set_begin,
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334 &set_end,
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335 &set_count,
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336 TRUE, // proppatch = true
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337 error);
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338 } else if(xstreq(node->name, "remove")) {
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339 if(!allowremove) {
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340 *error = PROPPATCH_PARSER_INVALID_REQUEST;
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341 ret = 1;
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342 break;
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343 }
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diff changeset
344 xmlNode *prop = find_child(node, "prop");
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diff changeset
345 ret = parse_prop(
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diff changeset
346 sn,
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diff changeset
347 prop,
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diff changeset
348 propmap,
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diff changeset
349 &remove_begin,
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diff changeset
350 &remove_end,
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351 &remove_count,
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352 TRUE, // proppatch = true
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diff changeset
353 error);
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354 }
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parents:
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355
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diff changeset
356 }
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parents:
diff changeset
357 }
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diff changeset
358 node = node->next;
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diff changeset
359 }
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parents:
diff changeset
360
239
d5031c30022c make multistatus response ready for proppatch requests
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parents: 227
diff changeset
361 ucx_map_free(propmap); // allocated content must not be freed
211
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parents:
diff changeset
362
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parents:
diff changeset
363 if(set_count + remove_count == 0) {
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diff changeset
364 *error = PROPPATCH_PARSER_NO_PROPERTIES;
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diff changeset
365 ret = 1;
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parents:
diff changeset
366 }
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parents:
diff changeset
367
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parents:
diff changeset
368 if(ret) {
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parents:
diff changeset
369 xmlFreeDoc(doc);
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parents:
diff changeset
370 return NULL;
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parents:
diff changeset
371 }
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parents:
diff changeset
372
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parents:
diff changeset
373 WebdavProppatchRequest *request = pool_malloc(
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parents:
diff changeset
374 sn->pool,
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parents:
diff changeset
375 sizeof(WebdavProppatchRequest));
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parents:
diff changeset
376 if(!request) {
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diff changeset
377 *error = PROPPATCH_PARSER_OOM;
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parents:
diff changeset
378 xmlFreeDoc(doc);
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parents:
diff changeset
379 return NULL;
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parents:
diff changeset
380 }
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diff changeset
381 request->sn = sn;
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parents:
diff changeset
382 request->rq = rq;
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parents:
diff changeset
383 request->doc = doc;
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parents:
diff changeset
384 request->set = set_begin;
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parents:
diff changeset
385 request->setcount = set_count;
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parents:
diff changeset
386 request->remove = remove_begin;
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parents:
diff changeset
387 request->removecount = remove_count;
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parents:
diff changeset
388 return request;
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parents:
diff changeset
389 }
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parents:
diff changeset
390
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parents:
diff changeset
391 WebdavLockRequest* lock_parse(
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parents:
diff changeset
392 Session *sn,
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parents:
diff changeset
393 Request *rq,
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parents:
diff changeset
394 const char *buf,
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parents:
diff changeset
395 size_t buflen,
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parents:
diff changeset
396 int *error)
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parents:
diff changeset
397 {
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parents:
diff changeset
398 xmlDoc *doc = xmlReadMemory(buf, buflen, NULL, NULL, 0);
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parents:
diff changeset
399 if(!doc) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
400 *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
401 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
402 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
403
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
404 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
405 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
406
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
407 // 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
408 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
409 !(root->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
410 && 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
411 && 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
412 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
413 *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
414 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
415 return NULL;
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 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
419 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
420 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
421
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
422 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
423 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
424 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
425 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
426 && node->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
427 && 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
428 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
429 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
430 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
431 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
432 while(s) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
433 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
434 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
435 && s->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
436 && 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
437 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
438 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
439 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
440 } 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
441 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
442 } else {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
443 // 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
444 *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
445 ret = 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
446 break;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
447 }
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 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
450 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
451 } 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
452 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
453 while(t) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
454 if(
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
455 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
456 && t->ns
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
457 && 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
458 {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
459 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
460 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
461 } else {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
462 *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
463 ret = 1;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
464 break;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
467 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
468 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
469 } 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
470 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
471 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
473 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
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 if(ret) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
477 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
478 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
479 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
480
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
481 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
482 sn->pool,
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
483 sizeof(WebdavLockRequest));
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
484 if(!request) {
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
485 *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
486 xmlFreeDoc(doc);
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
487 return NULL;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
488 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
489 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
490 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
491 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
492
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
493 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
494 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
495 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
496 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
497 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
498 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
499 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
500 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
501 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
502 return request;
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
503 }
2160585200ac add propfind/proppatch parser and first iteration of the new webdav api
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
504

mercurial