diff --git a/langfilter/LICENSE b/langfilter/LICENSE new file mode 100644 index 00000000..89de3547 --- /dev/null +++ b/langfilter/LICENSE @@ -0,0 +1,17 @@ +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. diff --git a/langfilter/README.md b/langfilter/README.md new file mode 100644 index 00000000..036111af --- /dev/null +++ b/langfilter/README.md @@ -0,0 +1,40 @@ +Language Filter +=============== + +This addon allows users to define a list of languages in which postings shall +be displayed. Postings in other languages will be collapsed, so the user can +still read them if desired. When no language could be detected (this usually +happens with short postings) the posting will be shown. + +It is based on the NSFW addon and filters the postings based on the language +detected by Text_LanguageDetect package that is bundled with friendica. + +Please note, the language detection is not perfect. You should not trust it +blindly and we will not be responsible for postings you don't see because +they got wrongly hidden by this addon. + +Author +====== + + * Tobias Diekershoff + +License +======= + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. diff --git a/langfilter/lang/C/messages.po b/langfilter/lang/C/messages.po new file mode 100644 index 00000000..593eb857 --- /dev/null +++ b/langfilter/lang/C/messages.po @@ -0,0 +1,61 @@ +# ADDON langfilter +# Copyright (C) +# This file is distributed under the same license as the Friendica langfilter addon package. +# +# +#, fuzzy +msgid "" +msgstr "" +"Project-Id-Version: \n" +"Report-Msgid-Bugs-To: \n" +"POT-Creation-Date: 2015-07-24 19:01+0200\n" +"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n" +"Last-Translator: FULL NAME \n" +"Language-Team: LANGUAGE \n" +"Language: \n" +"MIME-Version: 1.0\n" +"Content-Type: text/plain; charset=UTF-8\n" +"Content-Transfer-Encoding: 8bit\n" + +#: langfilter.php:43 +msgid "Language Filter" +msgstr "" + +#: langfilter.php:44 +msgid "" +"This addon tries to identify the language of a postings. If it does not " +"match any language spoken by you (see below) the posting will be collapsed. " +"Remember detecting the language is not perfect, especially with short " +"postings." +msgstr "" + +#: langfilter.php:45 +msgid "Use the language filter" +msgstr "" + +#: langfilter.php:46 +msgid "Use /expression/ to provide regular expressions" +msgstr "" + +#: langfilter.php:47 +msgid "I speak" +msgstr "" + +#: langfilter.php:47 +msgid "" +"List of abbreviations for languages you speak, comma seperated. For excample " +"\"de,it\"." +msgstr "" + +#: langfilter.php:48 +msgid "Save Settings" +msgstr "" + +#: langfilter.php:67 +msgid "Language Filter Settings saved." +msgstr "" + +#: langfilter.php:106 +#, php-format +msgid "unspoken language %s - Click to open/close" +msgstr "" diff --git a/langfilter/langfilter.php b/langfilter/langfilter.php new file mode 100644 index 00000000..cbd86b59 --- /dev/null +++ b/langfilter/langfilter.php @@ -0,0 +1,109 @@ + + * License: MIT + */ + +require_once('library/langdet/Text/LanguageDetect.php'); + +/* Define the hooks we want to use + * that is, we have settings, we need to save the settings and we want + * to modify the content of a posting when friendica prepares it. + */ +function langfilter_install() { + register_hook('prepare_body', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body', 10); + register_hook('plugin_settings', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings'); + register_hook('plugin_settings_post', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings_post'); +} +function langfilter_uninstall() { + unregister_hook('prepare_body', 'addon/langfilter/langfilter.php', 'langfilter_prepare_body'); + unregister_hook('plugin_settings', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings'); + unregister_hook('plugin_settings_post', 'addon/langfilter/langfilter.php', 'langfilter_addon_settings_post'); +} + +/* The settings + * 1st check if somebody logged in is calling + * 2nd get the current settings + * 3rd parse a SMARTY3 template, replacing some translateable strings for the form + */ +function langfilter_addon_settings(&$a,&$s) { + if(! local_user()) + return; + + $enable_checked = (intval(get_pconfig(local_user(),'langfilter','disable')) ? '' : ' checked="checked" '); + $languages = get_pconfig(local_user(),'langfilter','languages'); + if(! $languages) + $languages = 'en,de,fr,it,es'; + + $t = get_markup_template("settings.tpl", "addon/langfilter/" ); + $s .= replace_macros ($t, array( + '$title' => t("Language Filter"), + '$intro' => t ('This addon tries to identify the language of a postings. If it does not match any language spoken by you (see below) the posting will be collapsed. Remember detecting the language is not perfect, especially with short postings.'), + '$enabled' => array('langfilter_enable', t('Use the language filter'), $enable_checked, ''), + '$regex' => t('Use /expression/ to provide regular expressions'), + '$languages' => array('langfilter_languages', t('I speak'), $languages, t('List of abbreviations for languages you speak, comma seperated. For excample "de,it".') ), + '$submit' => t('Save Settings'), + )); + + return; +} +/* Save the settings + * 1st check it's a logged in user calling + * 2nd check the langfilter form is to be saved + * 3rd save the settings to the DB for later usage + */ +function langfilter_addon_settings_post(&$a,&$b) { + if(! local_user()) + return; + + if($_POST['langfilter-settings-submit']) { + set_pconfig(local_user(),'langfilter','languages',trim($_POST['langfilter_languages'])); + $enable = ((x($_POST,'langfilter_enable')) ? intval($_POST['langfilter_enable']) : 0); + $disable = 1-$enable; + set_pconfig(local_user(),'langfilter','disable', $disable); + info( t('Language Filter Settings saved.') . EOL); + } +} +/* Actually filter postings by their language + * 1st check if the user wants to filter postings + * 2nd get the user settings which languages shall be not filtered out + * 3rd determine the language of a posting + * 4th if the determined language does not fit to the spoken languages + * of the user, then collapse the posting, but provide a link to + * expand it again. + */ +function langfilter_prepare_body(&$a,&$b) { + if(get_pconfig(local_user(),'langfilter','disable')) + return; + + if(local_user()) { + $langs = get_pconfig(local_user(),'langfilter','languages'); + } + if($langs) { + $arr = explode(',',$langs); + } else { + return; + } + + $found = false; + $l = new Text_LanguageDetect; + $l->_name_mode = 2; // two letter codes + $l->_threshold = 600; // make it a bit harder to be confident with a lng + // IOW make it more possible that lng is correct + $lng = $l->detectSimple($b['html']); + if ($lng==null) + return; + if (! in_array($lng, $arr)) + $found = true; + if ($lng==null) + $found = false; + + if($found) { + $rnd = random_string(8); + $b['html'] = ''; + } +} +?> diff --git a/langfilter/templates/settings.tpl b/langfilter/templates/settings.tpl new file mode 100644 index 00000000..46361ecf --- /dev/null +++ b/langfilter/templates/settings.tpl @@ -0,0 +1,18 @@ + +

{{$title}}

+ +