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<?php
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// $Id: flir.module,v 1.2.2.2 2008/10/13 20:10:11 btopro Exp $
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//Flir - Convert your Drupal text to generated font-based images using the FLIR project
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//Copyright (C) 2008 The Pennsylvania State University
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//
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//Bryan Ollendyke
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//bto108@psu.edu
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//
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//Keith D. Bailey
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//kdb163@psu.edu
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//
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//12 Borland
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//University Park, PA 16802
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//
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//This program is free software; you can redistribute it and/or modify
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//it under the terms of the GNU General Public License as published by
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//the Free Software Foundation; either version 2 of the License, or
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//(at your option) any later version.
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//
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//This program is distributed in the hope that it will be useful,
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//but WITHOUT ANY WARRANTY; without even the implied warranty of
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//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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//GNU General Public License for more details.
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//
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//You should have received a copy of the GNU General Public License along
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//with this program; if not, write to the Free Software Foundation, Inc.,
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//51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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/**
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* @file
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* This Drupal module helps patch together the flir project with Drupal
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*
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*/
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define('FLIR_CACHE_DIR', file_directory_path() . '/flir/cache');
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define('FLIR_FONTS_DIR', file_directory_path() . '/flir/fonts');
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define('FLIR_PLUGIN_DIR', drupal_get_path('module', 'flir') .'/flir/plugins');
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$FLIR = array();
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$REAL_HEIGHT_BOUNDS = '';
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$image = '';
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$FStyle = array();
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$ERROR_MSGS = '';
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/*
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* Implementation of hook_init
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*/
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function flir_init(){
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if (user_access('view flir images')) {
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$js = '
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$(document).ready(function() {
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FLIR.init({path:"'. base_path() .'"});
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';
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for($i=1; $i<11; $i++) {
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if (variable_get('flir_selector_'. $i, '') != '' ) {
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$js.= ' $("'. variable_get('flir_selector_'. $i, '') .'").each( function() { FLIR.replace(this, new FLIRStyle({cFont:"'. variable_get('flir_font_'. $i, '') .'",mode:"progressive" } )); } );
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';
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}
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}
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drupal_add_js($js .'});', 'inline');
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drupal_add_js(drupal_get_path('module', 'flir') .'/flir/flir.js', 'footer');
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}
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}
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/**
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* Implementation of hook_perm
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*/
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function flir_perm() {
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return array('view flir images');
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}
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/**
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* Implementation of hook_menu().
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*/
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function flir_menu() {
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$items = array();
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$items['admin/settings/flir'] = array(
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'title' => 'Flir',
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'description' => 'Configure settings for Flir integration module.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('flir_admin_settings'),
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'access arguments' => array('administer site configuration'),
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);
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$items['flir/generate'] = array(
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'page callback' => '_flir_generate',
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'title' => 'Ajax Page',
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'type' => MENU_CALLBACK,
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'access arguments' => array('view flir images'),
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);
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return $items;
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}
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/**
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* Implementation of hook_adm
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*/
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/**
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* Admin settings form.
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*/
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function flir_admin_settings() {
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//create all the paths in the files folder if they don't exist yet
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$dir = file_create_path(file_directory_path() . '/flir');
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file_check_directory($dir, 1);
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$dir = file_create_path(file_directory_path() . '/flir/cache');
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file_check_directory($dir, 1);
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$dir = file_create_path(file_directory_path() . '/flir/fonts');
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file_check_directory($dir, 1);
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//place the default font in the files folder
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$source = drupal_get_path('module', 'flir') .'/flir/fonts/CHOPS.TTF';
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file_copy($source,file_directory_path() . '/flir/fonts',FILE_EXISTS_REPLACE);
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require('flir/config-flir.php');
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$form['replacement'] = array(
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'#type' => 'fieldset',
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'#title' => t('Flir Replacements'),
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'#collapsible' => true,
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'#collapsed' => true,
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);
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for($i=1; $i<11; $i++) {
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$collapse = true;
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if(variable_get('flir_selector_'. $i, '') != ''){
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$collapse = false;
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}
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$form['replacement']['flir_'. $i] = array(
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'#type' => 'fieldset',
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'#title' => t('Flir Replacement '. $i),
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'#collapsible' => true,
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'#collapsed' => $collapse,
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);
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$form['replacement']['flir_'. $i]['flir_selector_'. $i] = array(
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'#type' => 'textfield',
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'#title' => t('Items to replace with Flir generated text'),
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'#default_value' => variable_get('flir_selector_'. $i, ''),
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'#description' => t("The jQuery list of items to change on the page to a FLIR image."),
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);
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$form['replacement']['flir_'. $i]['flir_font_'. $i] = array(
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'#type' => 'select',
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'#title' => t('Font to use'),
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'#options' => $fonts,
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'#default_value' => variable_get('flir_font_'. $i, $fonts['default']),
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'#description' => t("The font to use for FLIR replacements"),
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);
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}
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$js = '
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$(document).ready(function() {
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FLIR.init({path:"'. base_path() .'"});
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';
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//this will be used to output a sample of each font
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foreach ($fonts as $key => $font ) {
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$output.='<fieldset class="collapsible">
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<legend>'. $font .'</legend><div style="font-size:36px !important;" class="'. str_replace('.','',$font) .'">'. $font .'</div></fieldset>';
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$js.= ' $(".'. str_replace('.','',$font) .'").each( function() { FLIR.replace(this, new FLIRStyle({cFont:"'. $font .'" } )); } );
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';
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}
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drupal_add_js($js .'});', 'inline');
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$form['sample'] = array(
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'#type' => 'fieldset',
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'#title' => t('Font Samples'),
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'#collapsible' => true,
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'#collapse' => false,
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);
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$form['sample']['hidden'] = array(
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'#type' => 'hidden',
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'#prefix' => $output,
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);
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return system_settings_form($form);
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}
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function _flir_generate(){
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global $FLIR;
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global $REAL_HEIGHT_BOUNDS;
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global $image;
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global $FStyle;
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global $ERROR_MSGS;
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/*
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Facelift Image Replacement v1.2
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Facelift was written and is maintained by Cory Mawhorter.
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It is available from http://facelift.mawhorter.net/
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===
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This file is part of Facelife Image Replacement ("FLIR").
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FLIR is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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FLIR is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Facelift Image Replacement. If not, see <http://www.gnu.org/licenses/>.
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*/
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define('DEBUG', false);
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define('ENABLE_FONTSIZE_BUG', false);
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define('FLIR_VERSION', '1.2');
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define('IS_WINDOWS', (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN'));
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$argument['text'] = arg(2);
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$argument['text'] = str_replace("@2@F@",'/',$argument['text']);
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$argument['h'] = arg(3);
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$argument['w'] = arg(4);
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$argument['fstyle'] = arg(5);
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require('flir/config-flir.php');
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require('flir/inc-flir.php');
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if(version_compare(PHP_VERSION, '4.3.0', '<'))
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err('PHP_TOO_OLD');
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if(version_compare(PHP_VERSION, '6.0.0', '>='))
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err('PHP_UNSUPPORTED');
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if(false !== ALLOWED_DOMAIN && $_SERVER['HTTP_REFERER'] != '') {
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$refhost = get_hostname($_SERVER['HTTP_REFERER']);
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if(substr(ALLOWED_DOMAIN, 0, 1) == '.') {
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if(false === strpos($refhost, substr(ALLOWED_DOMAIN, 1)))
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err('DISALLOWED_DOMAIN');
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}else {
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if($refhost != ALLOWED_DOMAIN)
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err('DISALLOWED_DOMAIN');
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}
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}
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$fonts_dir = str_replace('\\', '/', realpath(FLIR_FONTS_DIR .'/'));
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if(substr($fonts_dir, -1) != '/')
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$fonts_dir .= '/';
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$FStyle = preg_match('#^\{("[\w]+":"[^"]*",?)*\}$#i', $argument['fstyle'])?json_decode($argument['fstyle'], true):array();
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$FLIR['mode'] = isset($FStyle['mode']) ? $FStyle['mode'] : '';
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$FLIR['output'] = isset($FStyle['output']) ? ($FStyle['output']=='jpeg'?'jpg':$FStyle['output']) : 'auto';
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$FLIR['bkg_transparent'] = is_transparent($FStyle['cBackground']);
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if($FLIR['output'] == 'auto')
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$FLIR['output'] = $FLIR['bkg_transparent'] ? 'png' : 'gif';
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// format not supported, fall back to png
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if(($FLIR['output'] == 'gif' && !function_exists('imagegif')) || ($FLIR['output'] == 'jpg' && !function_exists('imagejpeg')))
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$FLIR['output'] = 'png';
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$FLIR['dpi'] = preg_match('#^[0-9]+$#', $FStyle['dpi']) ? $FStyle['dpi'] : 96;
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$FLIR['size'] = is_number($FStyle['cSize'], true) ? $FStyle['cSize'] : UNKNOWN_FONT_SIZE; // pixels
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$FLIR['size_pts'] = ENABLE_FONTSIZE_BUG ? $FLIR['size'] : get_points($FLIR['dpi'], $FLIR['size']);
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$FLIR['maxheight']= is_number($argument['h']) ? $argument['h'] : UNKNOWN_FONT_SIZE; // pixels
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$FLIR['maxwidth']= is_number($argument['w']) ? $argument['w'] : 800; // pixels
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$font_file = '';
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$FStyle['cFont'] = strtolower($FStyle['cFont']);
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$FONT_PARENT = false;
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if(isset($fonts[$FStyle['cFont']])) {
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$font_file = $fonts[$FStyle['cFont']];
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if(is_array($font_file)) {
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$FONT_PARENT = reset($font_file);
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$font_file = match_font_style($font_file);
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$FONT_PARENT = $fonts_dir.(isset($FONT_PARENT['file']) ? $FONT_PARENT['file'] : $font_file);
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}
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}elseif(FONT_DISCOVERY) {
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$font_file = discover_font($fonts['default'], $FStyle['cFont']);
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}else {
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$font_file = $fonts['default'];
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}
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$FLIR['font'] = $fonts_dir.$font_file;
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//die($FStyle['cFont']);
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if(!is_file($FLIR['font']))
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err('FONT_DOESNT_EXIST');
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if(in_array(strtolower(pathinfo($FLIR['font'], PATHINFO_EXTENSION)), array('pfb','pfm'))) { // pfm doesn't work
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// You can try uncommenting this line to see what kind of mileage you get.
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err('FONT_PS_UNSUPPORTED'); // PostScript will work as long as you don't set any kind of spacing... unless you are using Windows (PHP bug?).
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$FLIR['postscript'] = true;
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$FLIR['ps'] = array('kerning' => 0, 'space' => 0);
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if(false === (@$FLIR['ps']['font'] = imagepsloadfont($FLIR['font'])))
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err('FONT_PS_COULDNT_LOAD');
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}
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$FLIR['color'] = convert_color($FStyle['cColor']);
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if($FLIR['bkg_transparent']) {
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$FLIR['bkgcolor'] = array('red' => abs($FLIR['color']['red']-100)
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, 'green' => abs($FLIR['color']['green']-100)
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, 'blue' => abs($FLIR['color']['blue']-100));
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}else {
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$FLIR['bkgcolor'] = convert_color($FStyle['cBackground'], false, 'FFFFFF');
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}
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$FLIR['opacity'] = is_number($FStyle['cOpacity'], true) ? $FStyle['cOpacity']*100 : 100;
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if($FLIR['opacity'] > 100 || $FLIR['opacity'] < 0)
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$FLIR['opacity'] = 100;
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$FLIR['text'] = $argument['text']!=''?str_replace(array('{amp}nbsp;', '{amp}', '{plus}'), array(' ','&','+'), trim($argument['text'], "\t\n\r")):'null';
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$FLIR['cache'] = get_cache_fn(md5(($FLIR['mode']=='wrap'?$FLIR['maxwidth']:'').$FLIR['font'].(print_r($FStyle,true).$FLIR['text'])), $FLIR['output']);
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$FLIR['text_encoded'] = $FLIR['text'];
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$FLIR['text'] = $FLIR['original_text'] = strip_tags(html_entity_decode_utf8($FLIR['text']));
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$SPACE_BOUNDS = false;
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if(is_number($FStyle['cSpacing'], true, false, true)) {
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$SPACE_BOUNDS = bounding_box(' ');
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$spaces = ceil(($FStyle['cSpacing']/$SPACE_BOUNDS['width']));
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if($spaces>0) {
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$FLIR['text'] = space_out($FLIR['text'], $spaces);
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define('SPACING_GAP', $spaces);
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}
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if($FLIR['postscript']) {
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$FLIR['ps']['kerning'] = ($FStyle['cSpacing']/$FLIR['size'])*1000;
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}
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}
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if($FLIR['postscript'] && isset($FStyle['space_width'])) {
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$FLIR['ps']['space'] = ($FStyle['space_width']/$FLIR['size'])*1000;
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}
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if(($SPACES_COUNT = substr_count($FLIR['text'], ' ')) == strlen($FLIR['text'])) {
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| 328 |
if(false === $SPACE_BOUNDS)
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$SPACE_BOUNDS = bounding_box(' ');
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| 331 |
$FLIR['cache'] = get_cache_fn(md5($FLIR['font'].$FLIR['size'].$SPACES_COUNT));
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$FLIR['mode'] = 'spacer';
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}
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| 335 |
if(file_exists($FLIR['cache']) && !DEBUG) {
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| 336 |
output_file($FLIR['cache']);
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| 337 |
}else {
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| 338 |
verify_gd();
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| 339 |
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| 340 |
$REAL_HEIGHT_BOUNDS = $FStyle['realFontHeight']=='true' ? bounding_box(HBOUNDS_TEXT, (false !== $FONT_PARENT ? $FONT_PARENT : $FLIR['font'])): false;
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| 342 |
switch($FLIR['mode']) {
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default:
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| 344 |
$dir = dir(FLIR_PLUGIN_DIR);
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| 345 |
$php_mode = strtolower($FLIR['mode'].'.php');
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| 346 |
while(false !== ($entry = $dir->read())) {
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| 347 |
$p = FLIR_PLUGIN_DIR.'/'.$entry;
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| 348 |
if(is_dir($p) || $entry == '.' || $entry == '..') continue;
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| 349 |
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| 350 |
if($php_mode == strtolower($entry)) {
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$dir->close();
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| 352 |
$PLUGIN_ERROR = false;
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| 354 |
include($p);
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| 355 |
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| 356 |
if(false !== $PLUGIN_ERROR)
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| 357 |
break;
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| 358 |
else
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| 359 |
break(2);
|
| 360 |
}
|
| 361 |
}
|
| 362 |
$dir->close();
|
| 363 |
|
| 364 |
$bounds = bounding_box($FLIR['text']);
|
| 365 |
if($FStyle['realFontHeight']!='true')
|
| 366 |
$REAL_HEIGHT_BOUNDS = $bounds;
|
| 367 |
if(false === (@$image = imagecreatetruecolor($bounds['width'], $REAL_HEIGHT_BOUNDS['height'])))
|
| 368 |
err('COULD_NOT_CREATE');
|
| 369 |
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| 370 |
gd_alpha();
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| 371 |
imagefilledrectangle($image, 0, 0, imagesx($image), imagesy($image), gd_bkg());
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| 372 |
render_text($bounds);
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| 373 |
break;
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case 'wrap':
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| 375 |
if(!is_number($FStyle['cLine'], true))
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| 376 |
$FStyle['cLine'] = 1.0;
|
| 377 |
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| 378 |
$bounds = bounding_box($FLIR['text']);
|
| 379 |
if($FStyle['realFontHeight']!='true')
|
| 380 |
$REAL_HEIGHT_BOUNDS = $bounds;
|
| 381 |
|
| 382 |
// if mode is wrap, check to see if text needs to be wrapped, otherwise let continue to progressive
|
| 383 |
if($bounds['width'] > $FLIR['maxwidth']) {
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| 384 |
$image = imagettftextbox($FLIR['size_pts'], 0, 0, 0, $FLIR['color'], $FLIR['font'], $FLIR['text'], $FLIR['maxwidth'], strtolower($FStyle['cAlign']), $FStyle['cLine']);
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| 385 |
break;
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| 386 |
}else {
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| 387 |
if(false === (@$image = imagecreatetruecolor($bounds['width'], $REAL_HEIGHT_BOUNDS['height'])))
|
| 388 |
err('COULD_NOT_CREATE');
|
| 389 |
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| 390 |
gd_alpha();
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| 391 |
imagefilledrectangle($image, 0, 0, imagesx($image), imagesy($image), gd_bkg());
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| 392 |
render_text($bounds);
|
| 393 |
}
|
| 394 |
break;
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| 395 |
case 'progressive':
|
| 396 |
$bounds = bounding_box($FLIR['text']);
|
| 397 |
if($FStyle['realFontHeight']!='true')
|
| 398 |
$REAL_HEIGHT_BOUNDS = $bounds;
|
| 399 |
|
| 400 |
$offset_left = 0;
|
| 401 |
|
| 402 |
$nsize=$FLIR['size_pts'];
|
| 403 |
while(($REAL_HEIGHT_BOUNDS['height'] > $FLIR['maxheight'] || $bounds['width'] > $FLIR['maxwidth']) && $nsize > 2) {
|
| 404 |
$nsize-=0.5;
|
| 405 |
$bounds = bounding_box($FLIR['text'], NULL, $nsize);
|
| 406 |
$REAL_HEIGHT_BOUNDS = $FStyle['realFontHeight']=='true' ? bounding_box(HBOUNDS_TEXT, NULL, $nsize) : $bounds;
|
| 407 |
}
|
| 408 |
$FLIR['size_pts'] = $nsize;
|
| 409 |
|
| 410 |
if(false === (@$image = imagecreatetruecolor($bounds['width'], $REAL_HEIGHT_BOUNDS['height'])))
|
| 411 |
err('COULD_NOT_CREATE');
|
| 412 |
|
| 413 |
gd_alpha();
|
| 414 |
imagefilledrectangle($image, $offset_left, 0, imagesx($image), imagesy($image), gd_bkg());
|
| 415 |
|
| 416 |
imagettftext($image, $FLIR['size_pts'], 0, $bounds['xOffset'], $REAL_HEIGHT_BOUNDS['yOffset'], gd_color(), $FLIR['font'], $FLIR['text']);
|
| 417 |
render_text($bounds);
|
| 418 |
break;
|
| 419 |
|
| 420 |
case 'spacer':
|
| 421 |
if(false === (@$image = imagecreatetruecolor(($SPACE_BOUNDS['width']*$SPACES_COUNT), 1)))
|
| 422 |
err('COULD_NOT_CREATE');
|
| 423 |
|
| 424 |
imagesavealpha($image, true);
|
| 425 |
imagealphablending($image, false);
|
| 426 |
|
| 427 |
imagefilledrectangle($image, 0, 0, imagesx($image), imagesy($image), gd_bkg());
|
| 428 |
break;
|
| 429 |
}
|
| 430 |
|
| 431 |
if($FLIR['postscript'])
|
| 432 |
imagepsfreefont($FLIR['ps']['font']);
|
| 433 |
|
| 434 |
if(false !== $image) {
|
| 435 |
switch($FLIR['output']) {
|
| 436 |
default:
|
| 437 |
case 'png':
|
| 438 |
imagepng($image, $FLIR['cache']);
|
| 439 |
break;
|
| 440 |
case 'gif':
|
| 441 |
imagegif($image, $FLIR['cache']);
|
| 442 |
break;
|
| 443 |
case 'jpg':
|
| 444 |
$qual = is_number($FStyle['quality']) ? $FStyle['quality'] : 90;
|
| 445 |
imagejpeg($image, $FLIR['cache'], $qual);
|
| 446 |
break;
|
| 447 |
}
|
| 448 |
imagedestroy($image);
|
| 449 |
}
|
| 450 |
|
| 451 |
output_file($FLIR['cache']);
|
| 452 |
} // if(file_exists($FLIR['cache'])) {
|
| 453 |
|
| 454 |
flush();
|
| 455 |
|
| 456 |
if(CACHE_CLEANUP_FREQ != -1 && rand(1, CACHE_CLEANUP_FREQ) == 1)
|
| 457 |
@cleanup_cache();
|
| 458 |
}
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