Initial import

tasks/wkhtmltopdf.js

@@ -0,0 +1,91 @@
+/*
+ * grunt-wkhtmltopdf
+ * https://github.com/dhar/grunt-wkhtmltopdf
+ *
+ * Copyright (c) 2012 Olivier Audard
+ * Licensed under the MIT license.
+ */
+/*globals module:false*/
+module.exports = function(grunt) {
+
+  // Please see the grunt documentation for more information regarding task and
+  // helper creation: https://github.com/cowboy/grunt/blob/master/docs/toc.md
+
+  // ==========================================================================
+  // TASKS
+  // ==========================================================================
+
+  grunt.registerTask('wkhtmltopdf', 'Your task description goes here.', function() {
+    grunt.config.requires('wkhtmltopdf.src');
+    grunt.config.requires('wkhtmltopdf.dest');
+
+    var conf = grunt.config('wkhtmltopdf');
+
+    var htmlFiles = grunt.file.expandFiles(conf.src),
+        dest = (conf.dest && conf.dest !== '') ? conf.dest + '/' : '';
+
+    grunt.log.writeln("pdf output is: " + dest);
+
+    htmlFiles.forEach(function(srcpath) {
+      var dir = dest + srcpath.replace(/.*\/([^\/]+)\/[^\/]+\.html/, '$1');
+
+      // Create dest folder as wkhtmltopdf won't generate output if it doesn't exist
+      grunt.file.mkdir(dir);
+      var destpath  = dir + '/' +
+          srcpath.replace(/.*\/([^\/]+)\.html/, '$1.pdf');
+
+      // Launch PhantomJS.
+      grunt.helper('wkhtmltopdf', {
+        code: 90,
+        args: [
+            '--dpi', '96',        // workarround to wkhtmltopdf letter-spacing bug (see http://code.google.com/p/wkhtmltopdf/issues/detail?id=72)
+            '--print-media-type', // Use @print media type
+            srcpath,
+            destpath
+          ],
+        done: function(err) {
+          if (err) {
+            grunt.log('>>>', err);
+          }
+        }
+      });
+    });
+  });
+
+  // ==========================================================================
+  // HELPERS
+  // ==========================================================================
+
+  grunt.registerHelper('wkhtmltopdf', function(options) {
+
+    if (!options || !options.args) {
+      grunt.warn("You need to specify atleast one input file, and exactly one output file");
+      return null;
+    }
+
+    return grunt.utils.spawn({
+      cmd: 'wkhtmltopdf',
+      args: options.args
+    }, function(err, result, code) {
+      grunt.log.writeln('wkhtmltopdf done');
+      if (!err) { return options.done(null); }
+      // Something went horribly wrong.
+      grunt.verbose.or.writeln();
+      grunt.log.write('Running wkhtmltopdf...').error();
+      if (code === 127) {
+        grunt.log.errorlns(
+          'In order for this task to work properly, wkhtmltopdf must be ' +
+          'installed and in the system PATH (if you can run "wkhtmltopdf" at' +
+          ' the command line, this task should work). Unfortunately, ' +
+          'wkhtmltopdf cannot be installed automatically via npm or grunt. '
+        );
+        grunt.warn('wkhtmltopdf not found.', options.code);
+      } else {
+        result.split('\n').forEach(grunt.log.error, grunt.log);
+        grunt.warn('wkhtmltopdf exited unexpectedly with exit code ' + code + '.', options.code);
+      }
+      options.done(code);
+    });
+  });
+
+};