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1 <?php
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2
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3 /**
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4 * Emoticons
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5 *
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6 * Plugin to replace emoticons in plain text message body with real icons.
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7 * Also it enables emoticons in HTML compose editor. Both features are optional.
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8 *
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9 * @license GNU GPLv3+
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10 * @author Thomas Bruederli
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11 * @author Aleksander Machniak
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12 * @website http://roundcube.net
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13 */
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14 class emoticons extends rcube_plugin
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15 {
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16 public $task = 'mail|settings|utils';
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17
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18
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19 /**
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20 * Plugin initilization.
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21 */
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22 function init()
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23 {
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24 $rcube = rcube::get_instance();
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25
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26 $this->add_hook('message_part_after', array($this, 'message_part_after'));
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27 $this->add_hook('message_outgoing_body', array($this, 'message_outgoing_body'));
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28 $this->add_hook('html2text', array($this, 'html2text'));
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29 $this->add_hook('html_editor', array($this, 'html_editor'));
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30
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31 if ($rcube->task == 'settings') {
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32 $this->add_hook('preferences_list', array($this, 'preferences_list'));
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33 $this->add_hook('preferences_save', array($this, 'preferences_save'));
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34 }
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35 }
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36
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37 /**
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38 * 'message_part_after' hook handler to replace common plain text emoticons
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39 * with emoticon images (<img>)
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40 */
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41 function message_part_after($args)
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42 {
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43 if ($args['type'] == 'plain') {
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44 $this->load_config();
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45
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46 $rcube = rcube::get_instance();
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47 if (!$rcube->config->get('emoticons_display', false)) {
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48 return $args;
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49 }
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50
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51 require_once __DIR__ . '/emoticons_engine.php';
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52
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53 $args['body'] = emoticons_engine::text2icons($args['body']);
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54 }
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55
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56 return $args;
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57 }
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58
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59 /**
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60 * 'message_outgoing_body' hook handler to replace image emoticons from TinyMCE
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61 * editor with image attachments.
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62 */
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63 function message_outgoing_body($args)
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64 {
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65 if ($args['type'] == 'html') {
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66 $this->load_config();
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67
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68 $rcube = rcube::get_instance();
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69 if (!$rcube->config->get('emoticons_compose', true)) {
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70 return $args;
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71 }
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72
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73 require_once __DIR__ . '/emoticons_engine.php';
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74
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75 // look for "emoticon" images from TinyMCE and change their src paths to
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76 // be file paths on the server instead of URL paths.
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77 $images = emoticons_engine::replace($args['body']);
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78
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79 // add these images as attachments to the MIME message
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80 foreach ($images as $img_name => $img_file) {
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81 $args['message']->addHTMLImage($img_file, 'image/gif', '', true, $img_name);
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82 }
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83 }
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84
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85 return $args;
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86 }
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87
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88 /**
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89 * 'html2text' hook handler to replace image emoticons from TinyMCE
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90 * editor with plain text emoticons.
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91 *
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92 * This is executed on html2text action, i.e. when switching from HTML to text
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93 * in compose window (or similar place). Also when generating alternative
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94 * text/plain part.
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95 */
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96 function html2text($args)
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97 {
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98 $rcube = rcube::get_instance();
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99
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100 if ($rcube->action == 'html2text' || $rcube->action == 'send') {
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101 $this->load_config();
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102
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103 if (!$rcube->config->get('emoticons_compose', true)) {
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104 return $args;
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105 }
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106
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107 require_once __DIR__ . '/emoticons_engine.php';
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108
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109 $args['body'] = emoticons_engine::icons2text($args['body']);
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110 }
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111
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112 return $args;
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113 }
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114
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115 /**
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116 * 'html_editor' hook handler, where we enable emoticons in TinyMCE
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117 */
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118 function html_editor($args)
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119 {
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120 $rcube = rcube::get_instance();
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121
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122 $this->load_config();
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123
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124 if ($rcube->config->get('emoticons_compose', true)) {
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125 $args['extra_plugins'][] = 'emoticons';
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126 $args['extra_buttons'][] = 'emoticons';
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127 }
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128
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129 return $args;
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130 }
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131
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132 /**
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133 * 'preferences_list' hook handler
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134 */
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135 function preferences_list($args)
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136 {
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137 $rcube = rcube::get_instance();
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138 $dont_override = $rcube->config->get('dont_override', array());
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139
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140 if ($args['section'] == 'mailview' && !in_array('emoticons_display', $dont_override)) {
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141 $this->load_config();
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142 $this->add_texts('localization');
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143
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144 $field_id = 'emoticons_display';
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145 $checkbox = new html_checkbox(array('name' => '_' . $field_id, 'id' => $field_id, 'value' => 1));
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146
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147 $args['blocks']['main']['options']['emoticons_display'] = array(
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148 'title' => $this->gettext('emoticonsdisplay'),
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149 'content' => $checkbox->show(intval($rcube->config->get('emoticons_display', false)))
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150 );
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151 }
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152 else if ($args['section'] == 'compose' && !in_array('emoticons_compose', $dont_override)) {
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153 $this->load_config();
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154 $this->add_texts('localization');
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155
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156 $field_id = 'emoticons_compose';
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157 $checkbox = new html_checkbox(array('name' => '_' . $field_id, 'id' => $field_id, 'value' => 1));
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158
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159 $args['blocks']['main']['options']['emoticons_compose'] = array(
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160 'title' => $this->gettext('emoticonscompose'),
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161 'content' => $checkbox->show(intval($rcube->config->get('emoticons_compose', true)))
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162 );
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163 }
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164
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165 return $args;
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166 }
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167
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168 /**
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169 * 'preferences_save' hook handler
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170 */
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171 function preferences_save($args)
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172 {
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173 $rcube = rcube::get_instance();
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174 $dont_override = $rcube->config->get('dont_override', array());
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175
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176 if ($args['section'] == 'mailview' && !in_array('emoticons_display', $dont_override)) {
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177 $args['prefs']['emoticons_display'] = rcube_utils::get_input_value('_emoticons_display', rcube_utils::INPUT_POST) ? true : false;
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178 }
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179 else if ($args['section'] == 'compose' && !in_array('emoticons_compose', $dont_override)) {
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180 $args['prefs']['emoticons_compose'] = rcube_utils::get_input_value('_emoticons_compose', rcube_utils::INPUT_POST) ? true : false;
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181 }
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182
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183 return $args;
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184 }
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185 }
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