Allow for multiple PDF engines / support Phantom PDFs.

Start formalizing PDF generation apparatus and support a `--pdf`
parameter allowing the user to specify the flavor of PDF generation.

src/gen/html-pdf-generator.js

@@ -1,6 +1,7 @@
 /**
 Definition of the HtmlPdfGenerator class.
 @module html-pdf-generator.js
+@license MIT. See LICENSE.md for details.
 */
 
 (function() {
@@ -22,61 +23,59 @@ Definition of the HtmlPdfGenerator class.
     Generate the binary PDF.
     */
     onBeforeSave: function( info ) {
-      pdf.call( this, info.mk, info.outputFile );
+      engines[ info.opts.pdf || 'wkhtmltopdf' ]
+      .call( this, info.mk, info.outputFile );
       return null; // halt further processing
     }
 
   });
 
-  /**
-  Generate a PDF from HTML.
-  */
-  function pdf( markup, fOut ) {
 
-    pdf_wkhtmltopdf.call( this, markup, fOut );
+  var engines = {
+    /**
+    Generate a PDF from HTML using wkhtmltopdf.
+    */
+    wkhtmltopdf: function(markup, fOut) {
+      var wk;
+      try {
+        wk = require('wkhtmltopdf');
+        wk( markup, { pageSize: 'letter' } )
+          .pipe( FS.createWriteStream( fOut ) );
+      }
+      catch(ex) {
+        // { [Error: write EPIPE] code: 'EPIPE', errno: 'EPIPE', ... }
+        // { [Error: ENOENT] }
+        throw { fluenterror: this.codes.wkhtmltopdf };
+      }
+    },
 
-  }
-
-  /**
-  Generate a PDF from HTML using wkhtmltopdf.
-  */
-  function pdf_wkhtmltopdf( markup, fOut ) {
-    var wk;
-    try {
-      wk = require('wkhtmltopdf');
-      wk( markup, { pageSize: 'letter' } )
-        .pipe( FS.createWriteStream( fOut ) );
+    /**
+    Generate a PDF from HTML using Phantom.
+    */
+    phantom: function( markup, fOut ) {
+      require('phantom').create( function( ph ) {
+        ph.createPage( function( page ) {
+          page.setContent( markup );
+          page.set('paperSize', {
+            format: 'A4',
+            orientation: 'portrait',
+            margin: '1cm'
+          });
+          page.set("viewportSize", {
+            width: 1024, // TODO: option-ify
+            height: 768 // TODO: Use "A" sizes
+          });
+          page.set('onLoadFinished', function(success) {
+            page.render( fOut );
+            ph.exit();
+          });
+        },
+        { dnodeOpts: {  weak: false   } } );
+      });
     }
-    catch(ex) {
-      // { [Error: write EPIPE] code: 'EPIPE', errno: 'EPIPE', syscall: 'write' }
-      // { [Error: ENOENT] }
-      throw { fluenterror: this.codes.wkhtmltopdf };
-    }
-  }
+
+  };
 
 
-  // function pdf_phantom() {
-  //   pdfCount++;
-  //   require('phantom').create( function( ph ) {
-  //     ph.createPage( function( page ) {
-  //       page.setContent( markup );
-  //       page.set('paperSize', {
-  //         format: 'A4',
-  //         orientation: 'portrait',
-  //         margin: '1cm'
-  //       });
-  //       page.set("viewportSize", {
-  //         width: 1024, // TODO: option-ify
-  //         height: 768 // TODO: Use "A" sizes
-  //       });
-  //       page.set('onLoadFinished', function(success) {
-  //         page.render( fOut );
-  //         pdfCount++;
-  //         ph.exit();
-  //       });
-  //     },
-  //     { dnodeOpts: {  weak: false   } } );
-  //   });
-  // }
 
 }());

src/gen/template-generator.js

@@ -152,7 +152,8 @@ Definition of the TemplateGenerator class.
               file.data = that.onBeforeSave({
                 theme: theme,
                 outputFile: (file.info.major ? f : thisFilePath),
-                mk: file.data
+                mk: file.data,
+                opts: that.opts
               });
               if( !file.data ) return; // PDF etc
             }
@@ -161,7 +162,7 @@ Definition of the TemplateGenerator class.
             FS.writeFileSync( fileName, file.data,
               { encoding: 'utf8', flags: 'w' } );
             that.onAfterSave && that.onAfterSave(
-              { outputFile: fileName, mk: file.data } );
+              { outputFile: fileName, mk: file.data, opts: that.opts } );
           }
           catch(ex) {
             require('../core/error-handler').err(ex, false);

src/index.js

@@ -93,8 +93,9 @@ function main() {
     //.arguments('<sources> TO [targets]')
     //.usage('...')
     .option('-t --theme <theme>', 'Theme name or path', 'modern')
-    .option('-p --prettify', 'Preffity HTML output', true)
+    .option('-n --no-prettify', 'Disable HTML prettification', true)
     .option('-c --css <option>', 'CSS linking / embedding', 'embed')
+    .option('-p --pdf <engine>', 'PDF generation engine')
     .description('Generate resume to multiple formats')
     .action(function( sources, targets, options ) {
       var x = splitSrcDest.call( this );

src/verbs/generate.js

@@ -52,6 +52,7 @@ Implementation of the 'generate' verb for HackMyResume.
     _opts.theme = (opts.theme && opts.theme.toLowerCase().trim())|| 'modern';
     _opts.prettify = opts.prettify === true ? _opts.prettify : false;
     _opts.css = opts.css;
+    _opts.pdf = opts.pdf;
 
     // If two or more files are passed to the GENERATE command and the TO
     // keyword is omitted, the last file specifies the output file.
@@ -112,9 +113,14 @@ Implementation of the 'generate' verb for HackMyResume.
         , fName = PATH.basename(f, '.' + fType)
         , theFormat;
 
+        var suffix = '';
+        if( targInfo.fmt.outFormat === 'pdf' && _opts.pdf ) {
+          suffix = chalk.green(' (with ' + _opts.pdf + ')');
+        }
+
         _log( chalk.green('Generating ') +
           chalk.green.bold(targInfo.fmt.outFormat.toUpperCase()) +
-          chalk.green(' resume: ') + chalk.green.bold( PATH.relative(process.cwd(), f )) );
+          chalk.green(' resume') + suffix + chalk.green(': ') + chalk.green.bold( PATH.relative(process.cwd(), f )) );
 
       // If targInfo.fmt.files exists, this format is backed by a document.
       // Fluent/FRESH themes are handled here.