| 1 | #!/bin/bash |
| 2 | |
| 3 | # Date: 2020-02-08T22:21Z |
| 4 | |
| 5 | # Author: Steven Baltakatei Sandoval |
| 6 | |
| 7 | # License: This bash script, 'bkcc', is licensed under GPLv3 or |
| 8 | # later by Steven Baltakatei Sandoval: |
| 9 | # |
| 10 | # 'bkcc', a Creative Commons HTML tag generator. |
| 11 | # Copyright (C) 2020 Steven Baltakatei Sandoval (baltakatei.com) |
| 12 | # |
| 13 | # This program is free software: you can redistribute it and/or modify |
| 14 | # it under the terms of the GNU General Public License as published by |
| 15 | # the Free Software Foundation, either version 3 of the License, or |
| 16 | # any later version. |
| 17 | # |
| 18 | # This program is distributed in the hope that it will be useful, |
| 19 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 20 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 21 | # GNU General Public License for more details. |
| 22 | # |
| 23 | # A copy of the GNU General Public License may be found at |
| 24 | # <https://www.gnu.org/licenses/>. |
| 25 | # |
| 26 | # The structure of this script was modeled after the following |
| 27 | # Creative Commons license choosers: |
| 28 | # |
| 29 | # https://creativecommons.org/choose/ |
| 30 | # https://chooser-beta.creativecommons.org/ |
| 31 | |
| 32 | # Description: bkcc - A tool that creates a machine-readable (RDFa |
| 33 | # XML) Creative Commons license tag. The tag is generated using |
| 34 | # information prompted from the user and exported to stdout. |
| 35 | |
| 36 | # Usage: bkcc [ OPTIONS ] |
| 37 | |
| 38 | |
| 39 | #==DEFINITIONS== |
| 40 | |
| 41 | # regular expression for identifying valid URLs (source: http://regexlib.com/REDetails.aspx?regexp_id=1051 ) |
| 42 | regexURL="((http\://|https\://|ftp\://)|(www.))+(([a-zA-Z0-9\.-]+\.[a-zA-Z]{2,4})|([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}))(/[a-zA-Z0-9%:/-_\?\.'~]*)?" |
| 43 | |
| 44 | # Define 'echoerr' function which outputs text to stderr |
| 45 | # Note: function copied from https://stackoverflow.com/a/2990533 |
| 46 | echoerr() { |
| 47 | echo "$@" 1>&2; |
| 48 | } |
| 49 | |
| 50 | promptAttribute() { |
| 51 | ###echoerr "Note: RECOMMENDED options promote \"Free Cultural Works\" as defined by creativecommons.org" |
| 52 | echoerr "=======================================================" |
| 53 | echoerr "Do you want to require attribution for your work? (y/n)" |
| 54 | echoerr " y) Yes, anyone using my work must give me appropriate credit (RECOMMENDED)." |
| 55 | echoerr " n) No, anyone can use my work even without attribution." |
| 56 | read m |
| 57 | case $m in |
| 58 | y | Y | yes | 1) OPTION_BY="true";; |
| 59 | n | N | no | 2) |
| 60 | echoerr "=======================================================" |
| 61 | echoerr "I hereby waive all copyright and related or neighboring rights together with all" |
| 62 | echoerr "associated claims and causes of action with respect to this work to the extent" |
| 63 | echoerr "possible under law according to" |
| 64 | echoerr "https://creativecommons.org/publicdomain/zero/1.0/ ." |
| 65 | echoerr "" |
| 66 | echoerr "I have read and understood the terms and intended legal effect of CC0, and" |
| 67 | echoerr "hereby voluntarily elect to apply it to this work (y/n):" |
| 68 | read m |
| 69 | case $m in |
| 70 | y | Y | yes | 1) OPTION_BY="false"; |
| 71 | echoerr "DEBUG: OPTION_BY set to $OPTION_BY" |
| 72 | return 1 |
| 73 | ;; |
| 74 | n | N | no | 2) echoerr "No license selected. Exiting."; exit 1;; |
| 75 | *) echoerr "Invalid CC0 release option. Exiting."; exit 1;; |
| 76 | esac ;; |
| 77 | *) echoerr "Invalid attribution requirement option. Exiting."; exit 1;; |
| 78 | esac |
| 79 | } |
| 80 | |
| 81 | promptCommercial() { |
| 82 | echoerr "=======================================================" |
| 83 | echoerr "Do you want to prohibit others commercial use of your work? (y/n)" |
| 84 | echoerr " y) Yes, others cannot use my work for commercial purposes." |
| 85 | echoerr " n) No, others can use my work for commercial purposes (RECOMMENDED)." |
| 86 | read m |
| 87 | case $m in |
| 88 | y | Y | yes | 1) OPTION_NC="true"; echoerr "DEBUG: OPTION_NC set to $OPTION_NC";; |
| 89 | n | N | no | 2) OPTION_NC="false"; echoerr "DEBUG: OPTION_NC set to $OPTION_NC";; |
| 90 | *) echoerr "Invalid commercial use permission option. Exiting."; exit 1;; |
| 91 | esac |
| 92 | } |
| 93 | |
| 94 | promptDerivatives() { |
| 95 | echoerr "=======================================================" |
| 96 | echoerr "Do you want to prohibit others from distributing your work if they remix, transform, or build upon it?" |
| 97 | echoerr " y) Yes, others can use and share my work only as is, without modifications." |
| 98 | echoerr " n) No, others may share modified versions of my work (RECOMMENDED)." |
| 99 | read m |
| 100 | case $m in |
| 101 | y | Y | yes | 1) OPTION_ND="true"; echoerr "DEBUG: OPTION_ND set to $OPTION_ND";; |
| 102 | n | N | no | 2) OPTION_ND="false"; echoerr "DEBUG: OPTION_ND set to $OPTION_ND";; |
| 103 | *) echoerr "Invalid derivative use permission option. Exiting."; exit 1;; |
| 104 | esac |
| 105 | } |
| 106 | |
| 107 | promptShareAlike() { |
| 108 | echoerr "=======================================================" |
| 109 | echoerr "Do you want to prohibit your work under other terms?" |
| 110 | echoerr " y) Yes, anyone who changes your work must share their contributions under the same license as the original. (RECOMMENDED)" |
| 111 | echoerr " n) No, anyone who changes your work can distribute their contributions under a different license." |
| 112 | read m |
| 113 | case $m in |
| 114 | y | Y | yes | 1) OPTION_SA="true"; echoerr "DEBUG: OPTION_SA set to $OPTION_SA";; |
| 115 | n | N | no | 2) OPTION_SA="false"; echoerr "DEBUG: OPTION_SA set to $OPTION_SA";; |
| 116 | *) echoerr "Invalid sharealike requirement option. Exiting."; exit 1;; |
| 117 | esac |
| 118 | } |
| 119 | |
| 120 | promptLicenseDetails() { |
| 121 | # Usage: promptLicenseDetails |
| 122 | # Description: Sets LICENSE_TYPE by questioning user. |
| 123 | |
| 124 | echoerr "DEBUG: Beginning promptLicenseDetails function." |
| 125 | |
| 126 | # Evaluate BY option. |
| 127 | # Ask if author wishes to be attributed. |
| 128 | promptAttribute # set OPTION_BY to true or false. |
| 129 | if [[ $OPTION_BY == "false" ]]; then |
| 130 | LICENSE_TYPE="CC 1.0" |
| 131 | echoerr "DEBUG: LICENSE_TYPE set to $LICENSE_TYPE" |
| 132 | return 1; |
| 133 | fi |
| 134 | |
| 135 | # Evaluate NC option. |
| 136 | # Ask if author permits commercial use of work. |
| 137 | promptCommercial # set OPTION_NC to true or false. |
| 138 | |
| 139 | # Evaluate ND option. |
| 140 | # Ask if author permits derivative use of work. |
| 141 | promptDerivatives # set OPTION_ND to true or false. |
| 142 | |
| 143 | # Evaluate SA option. |
| 144 | # Ask if author requires derivative works to also carry same license as work. |
| 145 | if [[ $OPTION_ND = "true" ]]; then |
| 146 | OPTION_SA="false" # An SA work cannot be made from an ND work. |
| 147 | else |
| 148 | promptShareAlike # set OPTION_SA to true or false. |
| 149 | fi |
| 150 | |
| 151 | # Check for CC BY |
| 152 | if [[ $OPTION_BY == "true" ]] && \ |
| 153 | [[ $OPTION_NC == "false" ]] && \ |
| 154 | [[ $OPTION_ND == "false" ]] && \ |
| 155 | [[ $OPTION_SA == "false" ]] |
| 156 | then |
| 157 | LICENSE_TYPE="CC BY 4.0" |
| 158 | return |
| 159 | fi |
| 160 | |
| 161 | # Check for CC BY-SA |
| 162 | if [[ $OPTION_BY == "true" ]] && \ |
| 163 | [[ $OPTION_NC == "false" ]] && \ |
| 164 | [[ $OPTION_ND == "false" ]] && \ |
| 165 | [[ $OPTION_SA == "true" ]] |
| 166 | then |
| 167 | LICENSE_TYPE="CC BY-SA 4.0" |
| 168 | return |
| 169 | fi |
| 170 | |
| 171 | # Check for CC BY-ND |
| 172 | if [[ $OPTION_BY == "true" ]] && \ |
| 173 | [[ $OPTION_NC == "false" ]] && \ |
| 174 | [[ $OPTION_ND == "true" ]] && \ |
| 175 | [[ $OPTION_SA == "false" ]] |
| 176 | then |
| 177 | LICENSE_TYPE="CC BY-ND 4.0" |
| 178 | return |
| 179 | fi |
| 180 | |
| 181 | # Check for CC BY-NC |
| 182 | if [[ $OPTION_BY == "true" ]] && \ |
| 183 | [[ $OPTION_NC == "true" ]] && \ |
| 184 | [[ $OPTION_ND == "false" ]] && \ |
| 185 | [[ $OPTION_SA == "false" ]] |
| 186 | then |
| 187 | LICENSE_TYPE="CC BY-NC 4.0" |
| 188 | return |
| 189 | fi |
| 190 | |
| 191 | # Check for CC BY-NC-SA |
| 192 | if [[ $OPTION_BY == "true" ]] && \ |
| 193 | [[ $OPTION_NC == "true" ]] && \ |
| 194 | [[ $OPTION_ND == "false" ]] && \ |
| 195 | [[ $OPTION_SA == "true" ]] |
| 196 | then |
| 197 | LICENSE_TYPE="CC BY-NC-SA 4.0" |
| 198 | return |
| 199 | fi |
| 200 | |
| 201 | # Check for CC BY-NC-ND |
| 202 | if [[ $OPTION_BY == "true" ]] && \ |
| 203 | [[ $OPTION_NC == "true" ]] && \ |
| 204 | [[ $OPTION_ND == "true" ]] && \ |
| 205 | [[ $OPTION_SA == "false" ]] |
| 206 | then |
| 207 | LICENSE_TYPE="CC BY-NC-ND 4.0" |
| 208 | return |
| 209 | fi |
| 210 | |
| 211 | # Error message if none of the above if statements returned out of function. |
| 212 | echoerr "ERROR: Invalid license specified or LICENSE_TYPE not set."; exit 1; |
| 213 | |
| 214 | } |
| 215 | |
| 216 | selectLicense() { |
| 217 | # Usage: selectLicense |
| 218 | # Description: Sets LICENSE_TYPE variable according to a set of user prompts. |
| 219 | |
| 220 | # Prompt license type |
| 221 | echoerr "Select license type:" |
| 222 | echoerr " 0) I don't know. Guide me." |
| 223 | echoerr " 1) CC0 1.0 \"CC0 1.0 Universal\"" |
| 224 | echoerr " 2) CC BY 4.0 \"Attribution 4.0 International\"" |
| 225 | echoerr " 3) CC BY-SA 4.0 \"Attribution-ShareAlike 4.0 International\"" |
| 226 | echoerr " 4) CC BY-ND 4.0 \"Attribution-NoDerivatives 4.0 International\"" |
| 227 | echoerr " 5) CC BY-NC 4.0 \"Attribution-NonCommercial 4.0 International\"" |
| 228 | echoerr " 6) CC BY-NC-SA 4.0 \"Attribution-NonCommercial-ShareAlike 4.0 International\"" |
| 229 | echoerr " 7) CC BY-NC-ND 4.0 \"Attribution-NonCommercial-NoDerivatives 4.0 International\"" |
| 230 | read n |
| 231 | case $n in |
| 232 | 0) promptLicenseDetails; return;; # Sets LICENSE_TYPE via many questions to user. |
| 233 | 1) LICENSE_TYPE="CC 1.0";; |
| 234 | 2) LICENSE_TYPE="CC BY 4.0";; |
| 235 | 3) LICENSE_TYPE="CC BY-SA 4.0";; |
| 236 | 4) LICENSE_TYPE="CC BY-ND 4.0";; |
| 237 | 5) LICENSE_TYPE="CC BY-NC 4.0";; |
| 238 | 6) LICENSE_TYPE="CC BY-NC-SA 4.0";; |
| 239 | 7) LICENSE_TYPE="CC BY-NC-ND 4.0";; |
| 240 | *) echoerr "Invalid option selected. Exiting."; exit 1;; |
| 241 | esac |
| 242 | |
| 243 | } |
| 244 | |
| 245 | #==MAIN PROGRAM== |
| 246 | selectLicense # Sets LICENSE_TYPE via simple prompt. |
| 247 | |
| 248 | # Display value of $LICENSE_TYPE |
| 249 | echoerr "=======================================================" |
| 250 | echoerr "$LICENSE_TYPE"" license selected." |
| 251 | |
| 252 | # Prompt metadata |
| 253 | echoerr "=======================================================" |
| 254 | echoerr "Specify metadata (leave blank if not needed):" |
| 255 | read -p " Title of work [title]:" workTitle |
| 256 | read -p " Attribute work to [author]:" workAuthor |
| 257 | |
| 258 | read -p " Attribute work to (ex: author's website) [URL]:" workAuthorURL |
| 259 | if [[ -n $workAuthorURL ]]; then |
| 260 | while [[ ! $workAuthorURL =~ $regexURL ]]; do |
| 261 | echoerr "WARNING: URL may contain error (ex: does not begin with \"https://\"." |
| 262 | echoerr " Preappend \"http://\" to URL? (y/n)" |
| 263 | read m |
| 264 | case $m in |
| 265 | y | Y | yes | 1) workAuthorURL="http://""$workAuthorURL" ;; |
| 266 | n | N | no | 2) read -p " Attribute work to (ex: author's website) [URL]:" workAuthorURL ;; |
| 267 | *) ;; |
| 268 | esac |
| 269 | done |
| 270 | fi |
| 271 | |
| 272 | read -p " Source work from which work was derived (leave blank if original work) [URL]:" workSourceURL |
| 273 | if [[ -n $workSourceURL ]]; then |
| 274 | while [[ ! $workSourceURL =~ $regexURL ]]; do |
| 275 | echoerr "WARNING: URL may contain error (ex: does not begin with \"https://\." |
| 276 | echoerr " Preappend \"http://\" to URL? (y/n)" |
| 277 | read m |
| 278 | case $m in |
| 279 | y | Y | yes | 1) workSourceURL="http://""$workSourceURL" ;; |
| 280 | n | N | no | 2) read -p " Source work from which work was derived (leave blank if original work) [URL]:" workSourceURL ;; |
| 281 | *);; |
| 282 | esac |
| 283 | done |
| 284 | fi |
| 285 | |
| 286 | read -p " Webpage where more additional permissions may be requested (OPTIONAL) [URL]:" morePermissionsURL |
| 287 | if [[ -n $morePermissionsURL ]]; then |
| 288 | while [[ ! $morePermissionsURL =~ $regexURL ]]; do |
| 289 | echoerr "WARNING: URL may contain error (ex: does not begin with \"https://\." |
| 290 | echoerr " Preappend \"http://\" to URL? (y/n)" |
| 291 | read m |
| 292 | case $m in |
| 293 | y | Y | yes | 1) morePermissionsURL="http://""$morePermissionsURL";; |
| 294 | n | N | no | 2) read -p " Webpage where more additional permissions may be requested (OPTIONAL) [URL]:" morePermissionsURL ;; |
| 295 | esac |
| 296 | done |
| 297 | fi |
| 298 | |
| 299 | #===CONSTRUCT RDFA TAG=== |
| 300 | #====RDFA:Handle workTitle, workAuthor, workAuthorURL==== |
| 301 | ###echoerr "DEBUG: workTitle is --$workTitle--" |
| 302 | ###echoerr "DEBUG: workAuthor is --$workAuthor--" |
| 303 | ###echoerr "DEBUG: workAuthorURL is --$workAuthorURL--" |
| 304 | ###echoerr "DEBUG: workSourceURL is --$workSourceURL--" |
| 305 | ###echoerr "DEBUG: morePermissionsURL is --$morePermissionsURL--" |
| 306 | ###echoerr "DEBUG: LICENSE_TYPE is --$LICENSE_TYPE--" |
| 307 | |
| 308 | # Exit early if critical parameters not provided |
| 309 | if [[ -z "$workTitle" ]] || \ |
| 310 | [[ ! -v LICENSE_TYPE ]]; |
| 311 | then |
| 312 | echoerr "ERROR: Problem with workTitle or LICENSE_TYPE." |
| 313 | exit 1; |
| 314 | fi |
| 315 | |
| 316 | # Add workTitle to OUTPUT variable |
| 317 | OUTPUT=$OUTPUT"<span xmlns:dct=\"http://purl.org/dc/terms/\" property=\"dct:title\">$workTitle</span>" |
| 318 | |
| 319 | # Add workAuthor and/or workAuthorURL to OUTPUT variable (if applicable) |
| 320 | if [[ -v workAuthor ]]; then |
| 321 | if [[ -v workAuthorURL ]]; then |
| 322 | # workAuthor set, workAuthorURL set |
| 323 | OUTPUT=$OUTPUT" by <a xmlns:cc=\"http://creativecommons.org/ns#\" href=\"$workAuthorURL\" property=\"cc:attributionName\" rel=\"cc:attributionURL\">$workAuthor</a>" |
| 324 | else |
| 325 | #workAuthor set, workAuthorURL not set |
| 326 | OUTPUT=$OUTPUT" by <span xmlns:cc=\"http://creativecommons.org/ns#\" property=\"cc:attributionName\">$workAuthor</span>" |
| 327 | fi |
| 328 | fi |
| 329 | |
| 330 | #====RDFA:Handle LICENSE_TYPE==== |
| 331 | # Add selected license to OUTPUT variable |
| 332 | |
| 333 | # Add boilerplate |
| 334 | OUTPUT=$OUTPUT" is licensed under " |
| 335 | |
| 336 | # Add license text |
| 337 | case $LICENSE_TYPE in |
| 338 | "CC 1.0") |
| 339 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/publicdomain/zero/1.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC0 1.0</a><a href=\"https://creativecommons.org/publicdomain/zero/1.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-cc0_icon.svg\" /></a>" |
| 340 | ;; |
| 341 | "CC BY 4.0") |
| 342 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/licenses/by/4.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC BY 4.0</a><a href=\"https://creativecommons.org/licenses/by/4.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-by_icon.svg\" /></a>" |
| 343 | ;; |
| 344 | "CC BY-SA 4.0") |
| 345 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/licenses/by-sa/4.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC BY-SA 4.0</a><a href=\"https://creativecommons.org/licenses/by-sa/4.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-by_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-sa_icon.svg\" /></a>" |
| 346 | ;; |
| 347 | "CC BY-ND 4.0") |
| 348 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/licenses/by-nd/4.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC BY-ND 4.0</a><a href=\"https://creativecommons.org/licenses/by-nd/4.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-by_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-nd_icon.svg\" /></a>" |
| 349 | ;; |
| 350 | "CC BY-NC 4.0") |
| 351 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/licenses/by-nc/4.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC BY-NC 4.0</a><a href=\"https://creativecommons.org/licenses/by-nc/4.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-by_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-nc_icon.svg\" /></a>" |
| 352 | ;; |
| 353 | "CC BY-NC-SA 4.0") |
| 354 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/licenses/by-nc-sa/4.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC BY-NC-SA 4.0</a><a href=\"https://creativecommons.org/licenses/by-nc-sa/4.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-by_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-nc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-sa_icon.svg\" /></a>" |
| 355 | ;; |
| 356 | "CC BY-NC-ND 4.0") |
| 357 | OUTPUT=$OUTPUT"<a href=\"https://creativecommons.org/licenses/by-nc-nd/4.0/\" target=\"_blank\" rel=\"license noopener noreferrer\" style=\"display: inline-block;\">CC BY-NC-ND 4.0</a><a href=\"https://creativecommons.org/licenses/by-nc-nd/4.0/\"><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-by_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-nc_icon.svg\" /><img style=\"height:22px!important;margin-left: 3px;vertical-align:text-bottom;opacity:0.7;\" src=\"https://search.creativecommons.org/static/img/cc-nd_icon.svg\" /></a>" |
| 358 | ;; |
| 359 | *) echoerr "Error."; exit 1;; |
| 360 | esac |
| 361 | # End sentence. |
| 362 | OUTPUT=$OUTPUT"." |
| 363 | |
| 364 | |
| 365 | #====RDFA:Handle workSourceURL, morePermissionsURL (if applicable)==== |
| 366 | # Add workSourceURL to OUTPUT (if applicable) |
| 367 | if [[ -n "$workSourceURL" ]]; then |
| 368 | OUTPUT=$OUTPUT"<br />$workTitle is based on a work at <a xmlns:dct=\"http://purl.org/dc/terms/\" href=\"$workSourceURL\" rel=\"dct:source\">$workSourceURL</a>" |
| 369 | # End sentence. |
| 370 | OUTPUT=$OUTPUT"." |
| 371 | fi |
| 372 | |
| 373 | # Add morePermissionsURL to OUTPUT (if applicable) |
| 374 | if [[ -n "$morePermissionsURL" ]]; then |
| 375 | OUTPUT=$OUTPUT"<br />Permissions beyond the scope of this license may be available at <a xmlns:cc=\"http://creativecommons.org/ns#\" href=\"$morePermissionsURL\" rel=\"cc:morePermissions\">$morePermissionsURL</a>" |
| 376 | #End sentence |
| 377 | OUTPUT=$OUTPUT"." |
| 378 | fi |
| 379 | |
| 380 | |
| 381 | |
| 382 | #====Deliver output==== |
| 383 | # Send OUTPUT to stdout. |
| 384 | echo $OUTPUT |