comparison: dav/db.c
dav/db.c
- changeset 47
- fbbbeed4ba8f
- parent 46
- 0542668d0f26
- child 49
- c5759ac76c1b
equal
deleted
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replaced
| 46:0542668d0f26 | 47:fbbbeed4ba8f |
|---|---|
| 32 | 32 |
| 33 #include "db.h" | 33 #include "db.h" |
| 34 | 34 |
| 35 #include <libidav/utils.h> | 35 #include <libidav/utils.h> |
| 36 | 36 |
| 37 #include <libxml/encoding.h> | |
| 38 #include <libxml/xmlwriter.h> | |
| 39 | |
| 37 | 40 |
| 38 #define xstreq(a,b) xmlStrEqual(BAD_CAST a, BAD_CAST b) | 41 #define xstreq(a,b) xmlStrEqual(BAD_CAST a, BAD_CAST b) |
| 39 | 42 |
| 40 #ifdef _WIN32 | 43 #ifdef _WIN32 |
| 41 #define ENV_HOME getenv("USERPROFILE") | 44 #define ENV_HOME getenv("USERPROFILE") |
| 48 char *db_file = util_concat_path(dav_dir, name); | 51 char *db_file = util_concat_path(dav_dir, name); |
| 49 free(dav_dir); | 52 free(dav_dir); |
| 50 | 53 |
| 51 xmlTextReaderPtr reader = xmlReaderForFile(db_file, NULL, 0); | 54 xmlTextReaderPtr reader = xmlReaderForFile(db_file, NULL, 0); |
| 52 if(!reader) { | 55 if(!reader) { |
| 53 fprintf(stderr, "Cannot open database file: %s\n", db_file); | 56 xmlDoc *doc = doc = xmlNewDoc(BAD_CAST "1.0"); |
| 57 xmlNode *root = xmlNewNode(NULL, BAD_CAST "directory"); | |
| 58 xmlDocSetRootElement(doc, root); | |
| 59 UcxMap *db = NULL; | |
| 60 if(xmlSaveFormatFileEnc(db_file, doc, "UTF-8", 1) != -1) { | |
| 61 db = ucx_map_new(2048); | |
| 62 } | |
| 63 xmlFreeDoc(doc); | |
| 54 free(db_file); | 64 free(db_file); |
| 55 return NULL; | 65 return db; |
| 56 } | 66 } |
| 57 free(db_file); | 67 free(db_file); |
| 58 | 68 |
| 59 UcxMap *map = ucx_map_new(2048); | 69 UcxMap *map = ucx_map_new(2048); |
| 60 int error = 0; | 70 int error = 0; |
| 105 } else if(type == XML_READER_TYPE_TEXT) { | 115 } else if(type == XML_READER_TYPE_TEXT) { |
| 106 const xmlChar *value = xmlTextReaderConstValue(reader); | 116 const xmlChar *value = xmlTextReaderConstValue(reader); |
| 107 int b = 0; | 117 int b = 0; |
| 108 switch(field) { | 118 switch(field) { |
| 109 case 0: { | 119 case 0: { |
| 110 res->name = strdup((char*)value); | 120 res->path = strdup((char*)value); |
| 111 break; | 121 break; |
| 112 } | 122 } |
| 113 case 1: { | 123 case 1: { |
| 114 res->etag = strdup((char*)value); | 124 res->etag = strdup((char*)value); |
| 115 break; | 125 break; |
| 116 } | 126 } |
| 117 case 2: { | 127 case 2: { |
| 118 res->last_modified = util_parse_lastmodified((char*)value); | 128 //res->last_modified = util_parse_lastmodified((char*)value); |
| 129 //res->last_modified = atoi((char*)value); | |
| 130 char *endptr = (char*)value; | |
| 131 time_t t = strtoll((char*)value, &endptr, 10); | |
| 132 if(endptr == (char*)value) { | |
| 133 fprintf( | |
| 134 stderr, | |
| 135 "lastmodified contains not a number: %s\n", value); | |
| 136 } else { | |
| 137 res->last_modified = t; | |
| 138 } | |
| 119 break; | 139 break; |
| 120 } | 140 } |
| 121 case 3: { | 141 case 3: { |
| 122 res->size = atoi((char*)value); | 142 res->size = atoi((char*)value); |
| 123 break; | 143 break; |
| 130 field = -1; | 150 field = -1; |
| 131 } | 151 } |
| 132 } | 152 } |
| 133 } | 153 } |
| 134 | 154 |
| 135 if(!res->name || !res->path || res->last_modified == 0) { | 155 if(!res->path || res->last_modified == 0) { |
| 136 // TODO: free res | 156 // TODO: free res |
| 137 return NULL; | 157 return NULL; |
| 138 } else { | 158 } else { |
| 139 return res; | 159 return res; |
| 140 } | 160 } |
| 141 } | 161 } |
| 142 | 162 |
| 143 int store_db(UcxMap *db, char *name) { | 163 int store_db(UcxMap *db, char *name) { |
| 144 // TODO: | 164 // open writer |
| 145 | 165 char *dav_dir = util_concat_path(ENV_HOME, ".dav"); |
| 166 char *db_file = util_concat_path(dav_dir, name); | |
| 167 free(dav_dir); | |
| 168 xmlTextWriterPtr writer = xmlNewTextWriterFilename(db_file, 0); | |
| 169 if(!writer) { | |
| 170 fprintf(stderr, "Cannot write db file: %s\n", db_file); | |
| 171 free(db_file); | |
| 172 return -1; | |
| 173 } | |
| 174 free(db_file); | |
| 175 | |
| 176 // start document | |
| 177 int r = 0; | |
| 178 r = xmlTextWriterStartDocument(writer, NULL, "UTF-8", NULL); | |
| 179 if(r < 0) { | |
| 180 xmlFreeTextWriter(writer); | |
| 181 return -1; | |
| 182 } | |
| 183 xmlTextWriterStartElement(writer, BAD_CAST "directory"); | |
| 184 | |
| 185 // write all resource entries | |
| 186 UcxMapIterator i = ucx_map_iterator(db); | |
| 187 LocalResource *res; | |
| 188 UCX_MAP_FOREACH(key, res, i) { | |
| 189 // <resource> | |
| 190 xmlTextWriterStartElement(writer, BAD_CAST "resource"); | |
| 191 | |
| 192 r = xmlTextWriterWriteElement( | |
| 193 writer, | |
| 194 BAD_CAST "path", | |
| 195 BAD_CAST res->path); | |
| 196 if(r < 0) { | |
| 197 fprintf(stderr, "Cannot write path: %s\n", res->path); | |
| 198 xmlFreeTextWriter(writer); | |
| 199 return -1; | |
| 200 } | |
| 201 | |
| 202 if(res->etag) { | |
| 203 r = xmlTextWriterWriteElement( | |
| 204 writer, | |
| 205 BAD_CAST "etag", | |
| 206 BAD_CAST res->etag); | |
| 207 if(r < 0) { | |
| 208 fprintf(stderr, "Cannot write etag: %s\n", res->etag); | |
| 209 xmlFreeTextWriter(writer); | |
| 210 return -1; | |
| 211 } | |
| 212 } | |
| 213 | |
| 214 r = xmlTextWriterWriteFormatElement( | |
| 215 writer, | |
| 216 BAD_CAST "lastmodified", | |
| 217 "%" PRId64, | |
| 218 (int64_t)res->last_modified); | |
| 219 if(r < 0) { | |
| 220 fprintf(stderr, "Cannot write lastmodified\n"); | |
| 221 xmlFreeTextWriter(writer); | |
| 222 return -1; | |
| 223 } | |
| 224 | |
| 225 r = xmlTextWriterWriteFormatElement( | |
| 226 writer, | |
| 227 BAD_CAST "size", | |
| 228 "%" PRId64, | |
| 229 (int64_t)res->size); | |
| 230 if(r < 0) { | |
| 231 fprintf(stderr, "Cannot write size\n"); | |
| 232 xmlFreeTextWriter(writer); | |
| 233 return -1; | |
| 234 } | |
| 235 | |
| 236 // </resource> | |
| 237 xmlTextWriterEndElement(writer); | |
| 238 } | |
| 239 | |
| 240 // end | |
| 241 xmlTextWriterEndElement(writer); | |
| 242 r = xmlTextWriterEndDocument(writer); | |
| 243 if(r < 0) { | |
| 244 xmlFreeTextWriter(writer); | |
| 245 return -1; | |
| 246 } | |
| 247 xmlFreeTextWriter(writer); | |
| 248 return 0; | |
| 146 } | 249 } |
