Mercurial > ec-dotfiles
annotate bin/moefetch @ 299:d5ac851f3225
[moefetch] User agent, referer.
author | Edho Arief <edho@myconan.net> |
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date | Thu, 09 Feb 2012 08:47:47 +0700 |
parents | a872c40368dd |
children | 4879900244f7 |
rev | line source |
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221
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1 #!/bin/sh |
148 | 2 |
3 # Copyright (c) 2009, edogawaconan <me@myconan.net> | |
4 # | |
5 # Permission to use, copy, modify, and/or distribute this software for any | |
6 # purpose with or without fee is hereby granted, provided that the above | |
7 # copyright notice and this permission notice appear in all copies. | |
8 # | |
9 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
10 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
11 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
12 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
13 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
14 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
15 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
159 | 16 # |
17 # Lots of bugs here. Use with care | |
148 | 18 # USE WITH CARE |
159 | 19 # |
20 # what it does: fetch every picture that has the specified TAGS. | |
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21 # requirement: wget, libxslt, openssl |
148 | 22 |
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23 # program additional paths for: cut, sed, wc, openssl, wget, xsltproc, grep |
159 | 24 ADDITIONAL_PATH= |
148 | 25 |
159 | 26 # default server address. Danbooru only! I do not take responsibility of stupidity. |
27 DEFAULT_SITE="moe.imouto.org" | |
148 | 28 |
29 # base directory. make sure it's writeable. I do not take responsibility if you don't own the folder and files as no check is done for this one. | |
159 | 30 # Structure is ${BASE_DIR}/<TAGS> |
31 # Absolute path only. | |
32 # Leave empty to use whatever folder you're running this at | |
193 | 33 BASE_DIR= |
148 | 34 |
35 # not user modifiable from here | |
36 | |
159 | 37 # useless welcome message. Also version |
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38 msg_welcome() { |
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39 echo "moefetch ${_version} |
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40 Copyright (c) 2009 edogawaconan <me@myconan.net> |
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41 " |
159 | 42 } |
43 | |
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44 # Sanitize path. Totally safe. Usage: cmd "$(safe_path "${filename}")" |
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45 safe_path() |
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46 { |
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47 # It all depends on the first character. |
232 | 48 start=$(printf "%s" "$*" | cut -c 1) |
49 path= | |
50 case "${start}" in | |
51 .|/) path="$*";; # . and / is safe. No change. | |
52 *) path="./$*";; # Anything else must be prefixed with ./ | |
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53 esac |
232 | 54 printf "%s" "${path}" # Return. |
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55 } |
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56 |
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57 # Checks md5. OpenSSL should be available on anything usable. |
230 | 58 get_md5() { cat "$(safe_path "${1}")" | openssl dgst -md5 | tail -n 1 | sed -e 's/.*\([[:xdigit:]]\{32\}\).*/\1/'; } |
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59 |
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60 # Safely get basename. |
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61 get_basename() { basename "$(safe_path "${1}")"; } |
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62 |
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63 # Safely get filename (basename without the extension). |
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64 get_filename() { get_basename "${1%.*}"; } |
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65 |
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66 # Transformation for tag url. |
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67 get_cleantags() { printf "%s " "$*" | sed -e 's/\&/%26/g;s/=/%3D/g'; } |
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68 |
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69 # Returns something if not an md5 value. |
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70 is_not_md5() { get_filename "$1" | sed -e 's/\([0-9a-f]\{32\}\)//g'; } |
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71 |
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72 |
159 | 73 # fatal error handler |
74 Err_Fatal() { | |
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75 echo " |
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76 Fatal error: ${1}" |
159 | 77 exit 1 |
78 } | |
79 | |
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80 Err_Impossible() { |
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81 echo " |
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82 Impossible error. Or you modified content of the working directories when the script is running. |
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83 Please report to moefetch.googlecode.com if you see this message (complete with entire run log)" |
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84 exit 1 |
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85 } |
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86 |
159 | 87 # help message |
88 Err_Help() { | |
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89 echo "moefetch.sh COMMAND [-n] [-p PASSWORD] [-s SITE_URL] [-u USERNAME] TAGS |
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90 |
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91 COMMAND: |
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92 (quick)fetch: |
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93 Do a complete update. Add prefix quick to skip file checking |
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94 check: |
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95 Get list of new files, clean up local folder and print total new files |
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96 |
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97 OPTIONS: |
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98 -n: |
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99 Skip checking repository directory. |
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100 -p PASSWORD: |
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101 Specifies password for login. |
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102 -s SITE_URL: |
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103 Specify URL of the Danbooru powered site you want to leech from. Default is ${DEFAULT_SITE}. |
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104 -u USERNAME: |
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105 Specifies username for login. |
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106 TAGS: |
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107 Tags you want to download. Separated by spaces. Tag name follows standard Danbooru tagging scheme." |
193 | 108 exit 2 |
159 | 109 } |
110 | |
111 # generate link by transforming xml | |
112 Generate_Link() { | |
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113 echo " |
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114 Fetching XML file" |
232 | 115 tempnum=1000 |
116 iternum=1 | |
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117 useragent="Mozilla/5.0 (Windows NT 6.1; WOW64; rv:10.0) Gecko/20100101 Firefox/10.0" |
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118 > "${TEMP_PREFIX}-list" |
232 | 119 while [ "${tempnum}" -ge 1000 ]; do |
120 url="http://${SITE}/post/index.xml?tags=$(get_cleantags "${TAGS}")&offset=0&limit=1000&page=${iternum}" | |
121 [ ${_use_login} -eq 1 ] && url="${url}&login=${LOGIN_USER}&password_hash=${LOGIN_PASS}" | |
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122 wget --quiet "${url}" -O "${TEMP_PREFIX}-xml" --referer="http://${SITE}/post" --user-agent="${useragent}" -e continue=off || Err_Fatal "Failed download catalog file" |
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123 printf "Processing XML file... " |
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124 # xslt evilry |
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125 xsltproc - "${TEMP_PREFIX}-xml" <<EOF | sed 's/.*\(http.*\)\(\/[a-f0-9]\{32\}\).*\.\([^\.]*\)/\1\2.\3/g' | grep ^http > "${TEMP_PREFIX}-templist" |
148 | 126 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"> |
127 <xsl:output method="xml" indent="yes"/> | |
128 <xsl:template match="post"> | |
129 <xsl:value-of select="@file_url" /> | |
130 </xsl:template> | |
131 </xsl:stylesheet> | |
132 EOF | |
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133 tempnum=$(grep -c . "${TEMP_PREFIX}-templist") |
232 | 134 iternum=$((iternum + 1)) |
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135 cat "${TEMP_PREFIX}-templist" >> "${TEMP_PREFIX}-list" |
232 | 136 echo "${tempnum} file(s) available" |
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137 done |
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138 numfiles=$(grep -c . "${TEMP_PREFIX}-list") |
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139 echo "${numfiles} file(s) available on server" |
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140 [ "${numfiles}" -gt 0 ] || Err_Fatal "Error in processing list or no files can be found with specified tag(s) or site." |
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141 } |
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142 |
148 | 143 |
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144 progress_init() { |
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145 _last="-" |
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146 printf "${_last}" |
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147 } |
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148 |
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149 progress_anim() { |
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150 case "${_last}" in |
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151 /) _last="-";; |
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152 -) _last=\\;; |
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153 \\) _last=\|;; |
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154 \|) _last="/";; |
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155 esac |
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156 printf "\b${_last}" |
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157 } |
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158 |
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159 progress_done() { printf "\bdone\n"; } |
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160 |
200 | 161 # getting rid of ls (as per suggestion) |
162 Count_Files() { | |
224 | 163 numfiles=0 |
164 for dircontent in "${*}/"* "${*}/".*; do | |
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165 if [ -e "${dircontent}" ] && [ x"${dircontent}" != x"${*}/." ] && [ x"${dircontent}" != x"${*}/.." ]; then |
230 | 166 numfiles=$((numfiles + 1)) |
200 | 167 fi |
168 done | |
230 | 169 echo $((numfiles - 2)) |
200 | 170 } |
171 | |
159 | 172 # check tools availability |
173 Check_Tools() { | |
174 # verify all programs required do indeed exist | |
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175 commands="cut sed wc wget xsltproc xargs rm mkdir chown comm grep date openssl" |
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176 for cmd in ${commands} |
159 | 177 do |
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178 [ "$(command -v "${cmd}")" ] || Err_Fatal "${cmd} doesn't exist in ${PATH}" |
159 | 179 done |
180 } | |
181 | |
182 # verify required folders exist and writeable | |
183 Check_Folders(){ | |
223 | 184 [ -O "${BASE_DIR}" ] || Err_Fatal "You don't own ${BASE_DIR}. Please fix ${BASE_DIR} or run this script in your own directory." |
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185 for directory in temp trash deleted "${SITE_DIR}/${TARGET_DIR}"; do |
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186 if [ ! -d "${BASE_DIR}/${directory}" ]; then |
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187 mkdir -p "${BASE_DIR}/${directory}" || Err_Impossible |
159 | 188 fi |
215
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189 if [ ! -O "${BASE_DIR}/${directory}" ]; then |
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190 echo "You don't own the ${BASE_DIR}/${directory}, applying globally writeable permission on it" |
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191 chmod -R u=rwX,g=rwX,o=rwX "${BASE_DIR}/${directory}" || Err_Impossible |
159 | 192 fi |
193 done | |
223 | 194 [ "$(Count_Files "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}")" -eq 0 ] && ISNEW=1 |
201
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195 for i in error ok list newlist templist; do |
196 | 196 touch "${TEMP_PREFIX}-${i}" || Fatal_Err "Error creating ${TEMP_PREFIX}-${i}. This shouldn't happen" |
159 | 197 done |
198 # | |
199 } | |
200 | |
187
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201 # Do some cleanup |
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202 Cleanup_Repository() { |
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203 # current dir: ${BASE_DIR}/${SITE_DIR}/${TARGET_DIR} |
207
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204 printf "Cleaning up repository folder... " |
228
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205 progress_init |
215
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206 trash_dir="${BASE_DIR}/trash/${trash_dir}/$(date -u "+${SITE_DIR}-${TARGET_DIR}-%Y%m%d-%H.%M")" |
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207 trashes="These files have been moved to ${trash_dir}:" |
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208 has_trash= |
223 | 209 if [ ! -d "${trash_dir}" ]; then |
216
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210 mkdir -p "${trash_dir}" || Err_Impossible |
215
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211 else |
223 | 212 if [ ! -O "${trash_dir}" ]; then |
215
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213 chmod -R u=rwX,g=rwX,o=rwX "${BASE_DIR}/${directory}" || Err_Impossible |
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214 fi |
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215 fi |
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216 for trash in "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}/"* |
187
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217 do |
215
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218 is_trash= |
228
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219 if [ -d "${trash}" ] || [ -n "$(is_not_md5 "${trash}")" ] || [ -z "$(grep "$(get_basename "${trash}")" "${TEMP_PREFIX}-list")" ]; then |
215
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220 is_trash=1 |
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221 has_trash=1 |
225
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222 mv -f -- "${trash}" "${trash_dir}" || Err_Impossible |
215
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223 trashes="${trashes} |
225
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224 $(get_basename "${trash}")" |
187
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225 fi |
228
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226 progress_anim |
187
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227 done |
215
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228 rmdir "${trash_dir}" 2>/dev/null |
228
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229 progress_done |
223 | 230 [ -n "${has_trash}" ] && echo "${trashes}" |
187
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231 } |
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232 |
159 | 233 # check files correctness |
234 Check_Files() { | |
223 | 235 if [ ! -n "${ISNEW}" ]; then |
236 [ -z "${NOCLEAN}" ] && Cleanup_Repository | |
207
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237 printf "Checking for errors... " |
228
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238 progress_init |
232 | 239 files_error="These files do not match its md5:" |
240 files_notdanbooru="These files are not checked:" | |
241 has_err_filename= | |
242 has_err_md5= | |
196 | 243 > "${TEMP_PREFIX}-error" |
214
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244 > "${TEMP_PREFIX}-ok" |
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245 for file in "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}/"* |
159 | 246 do |
251
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247 if [ -e "${file}" ]; then |
228
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248 if [ -n "$(is_not_md5 "${file}")" ] || [ -d "${file}" ]; then |
232 | 249 files_notdanbooru="${files_notdanbooru} |
225
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250 $(get_basename "${file}")" |
232 | 251 has_err_filename=1 |
214
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252 else |
225
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253 if [ "$(get_md5 "${file}")" = "$(get_filename "${file}")" ]; then |
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254 echo "$(get_basename "${file}")" >> "${TEMP_PREFIX}-ok" |
217 | 255 else |
256 rm "${file}" || Err_Fatal "Error removing ${file}" | |
225
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257 echo "$(get_basename "${file}")" >> "${TEMP_PREFIX}-error" |
232 | 258 files_error="${files_error} |
225
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259 $(get_basename "${file}")" |
232 | 260 has_err_md5=1 |
217 | 261 fi |
187
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262 fi |
148 | 263 fi |
228
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264 progress_anim |
148 | 265 done |
228
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266 progress_done |
232 | 267 if [ ! -n "${has_err_md5}" ] && [ ! -n "${has_err_filename}" ]; then |
203 | 268 echo "All files OK" |
170 | 269 else |
232 | 270 if [ -n "${has_err_md5}" ]; then |
271 echo "${files_error}" | |
235
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272 echo "$(grep -c . "${TEMP_PREFIX}-error") file(s) removed" |
214
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273 fi |
232 | 274 [ -n "${has_err_filename}" ] && echo "${files_notdanbooru}" |
170 | 275 fi |
235
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276 echo "$(grep -c . "${TEMP_PREFIX}-ok") file(s) available locally" |
148 | 277 |
207
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278 printf "Generating list of new files... " |
228
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279 progress_init |
218 | 280 cp -f "${TEMP_PREFIX}-list" "${TEMP_PREFIX}-templist" |
214
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281 while read -r is_ok; do |
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282 grep -v "${is_ok}" "${TEMP_PREFIX}-templist" > "${TEMP_PREFIX}-newlist" |
215
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283 cp -f "${TEMP_PREFIX}-newlist" "${TEMP_PREFIX}-templist" || Err_Impossible |
228
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284 progress_anim |
203 | 285 done < "${TEMP_PREFIX}-ok" |
228
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286 progress_done |
235
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287 echo "$(grep -c . "${TEMP_PREFIX}-newlist") file(s) to be downloaded" |
148 | 288 else |
223 | 289 if [ -n "${ISQUICK}" ]; then |
207
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290 echo "Quick mode selected. Skipping check" |
152 | 291 else |
292 echo "Empty local repository" | |
293 fi | |
200 | 294 cat "${TEMP_PREFIX}-list" > "${TEMP_PREFIX}-newlist" |
148 | 295 fi |
296 } | |
297 | |
159 | 298 # start downloading the images |
299 Fetch_Images() { | |
235
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300 if [ "$(grep -c . "${TEMP_PREFIX}-newlist")" -eq 0 ]; then |
148 | 301 echo "No new file" |
302 else | |
231
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303 printf "Downloading files... " |
160
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304 cd "${BASE_DIR}/${SITE_DIR}/${TARGET_DIR}" |
231
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305 wget -e continue=on -i "${TEMP_PREFIX}-newlist" -o "${TEMP_PREFIX}.log" |
148 | 306 fi |
307 } | |
308 | |
159 | 309 # initialize base variables and initial command check |
227 | 310 init() |
311 { | |
159 | 312 # path initialization |
227 | 313 # check if additional path is specified |
314 if [ -n "${ADDITIONAL_PATH}" ] | |
315 then | |
316 # insert the additional path | |
317 PATH="${ADDITIONAL_PATH}:${PATH}" | |
318 export PATH | |
319 fi | |
158
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320 |
159 | 321 # misc variables |
166 | 322 ISQUICK= |
323 ISNEW= | |
215
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324 |
227 | 325 # minimum number of arguments: 2 (command and tag). If less than two, exit and print help message |
159 | 326 [ $# -lt 2 ] && Err_Help |
327 case "$1" in | |
174
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328 check|fetch|quickfetch) |
159 | 329 echo "Starting..." |
330 JOB="$1" | |
331 ;; | |
332 *) | |
333 Err_Help | |
334 ;; | |
335 esac | |
336 shift | |
230 | 337 SITE= |
338 TAGS= | |
232 | 339 has_pass=0 |
340 has_user=0 | |
231
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341 x=1 |
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342 while getopts "s:nu:p:" opt |
225
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343 do |
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344 case "$opt" in |
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345 s) SITE="$OPTARG";; |
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346 n) NOCLEAN=1;; |
227 | 347 p) |
234
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348 LOGIN_PASS=$(printf "%s" "$OPTARG" | openssl dgst -sha1 | sed -e 's/.*\([[:xdigit:]]\{40\}\).*/\1/') |
232 | 349 has_pass=1 |
227 | 350 ;; |
351 u) | |
352 LOGIN_USER="$OPTARG" | |
232 | 353 has_user=1 |
227 | 354 ;; |
185
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355 esac |
231
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356 x=$OPTIND |
185
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357 done |
231
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358 shift $(($x-1)) |
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359 if [ "$1" = -- ]; then shift; fi |
225
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360 TAGS="$@" |
223 | 361 [ -n "${SITE}" ] || SITE=${DEFAULT_SITE} |
362 [ -n "${TAGS}" ] || Err_Fatal "No tag specified" | |
181
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363 # Get base folder - default, current folder or fallback to ${HOME} |
223 | 364 [ -n "${BASE_DIR}" ] || BASE_DIR=${PWD} |
365 [ -n "${BASE_DIR}" ] || BASE_DIR=${HOME} | |
227 | 366 [ -n "$(echo "${BASE_DIR}" | cut -c1 | grep \/)" ] || BASE_DIR="/${BASE_DIR}" |
367 # see if both pass and use are set. If they're set, switch _use_login variable content to 1. | |
232 | 368 [ ${has_pass} -eq 1 -a ${has_user} -eq 1 ] && _use_login=1 |
181
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369 |
159 | 370 echo "Tags: ${TAGS}" |
371 # slash is not wanted for folder name | |
193 | 372 TARGET_DIR=$(echo "${TAGS}" | sed -e 's/\//_/g') |
373 SITE_DIR=$(echo "${SITE}" | sed -e 's/\/$//g;s/\//_/g') | |
195
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374 TEMP_PREFIX="${BASE_DIR}/temp/${SITE_DIR}-${TARGET_DIR}" |
159 | 375 } |
148 | 376 |
228
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377 # global variables goes here |
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378 init_globals() |
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379 { |
232 | 380 _version="1.0-rc2" # version of this script |
228
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381 _use_login=0 # variable to check whether a login is used or not |
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382 } |
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383 |
227 | 384 main() |
385 { | |
234
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386 # removing GNU-ism as much as possible |
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387 POSIXLY_CORRECT=1 |
228
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388 #initialize global variables |
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389 init_globals |
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edhoprima@gmail.com <edhoprima@gmail.com>
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390 #print welcome message |
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391 msg_welcome |
227 | 392 # initialization |
393 init "$@" | |
394 Check_Tools | |
395 Check_Folders | |
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396 |
148 | 397 |
227 | 398 # let's do the job! |
399 case "${JOB}" in | |
400 check) | |
401 Generate_Link | |
402 Check_Files | |
403 ;; | |
404 fetch) | |
405 Generate_Link | |
406 Check_Files | |
407 Fetch_Images | |
408 ;; | |
409 quickfetch) | |
410 ISNEW=1 | |
411 ISQUICK=1 | |
412 Generate_Link | |
413 Check_Files | |
414 Fetch_Images | |
415 ;; | |
416 esac | |
417 } | |
418 | |
419 # call the main routine! | |
420 main "$@" | |
421 |