From dab1d03d81c538966d03fb9318a4588a9e803b44 Mon Sep 17 00:00:00 2001
From: Sol Jerome <sol.jerome@gmail.com>
Date: Sat, 24 Mar 2012 11:20:07 -0500
Subject: Allow to run directly from a git checkout (#1037)

Signed-off-by: Sol Jerome <sol.jerome@gmail.com>
---
 .../reports/templatetags/syntax_coloring.py        | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 src/lib/Bcfg2/Server/Reports/reports/templatetags/syntax_coloring.py

(limited to 'src/lib/Bcfg2/Server/Reports/reports/templatetags/syntax_coloring.py')

diff --git a/src/lib/Bcfg2/Server/Reports/reports/templatetags/syntax_coloring.py b/src/lib/Bcfg2/Server/Reports/reports/templatetags/syntax_coloring.py
new file mode 100644
index 000000000..2e30125f9
--- /dev/null
+++ b/src/lib/Bcfg2/Server/Reports/reports/templatetags/syntax_coloring.py
@@ -0,0 +1,49 @@
+import sys
+from django import template
+from django.utils.encoding import smart_unicode, smart_str
+from django.utils.html import conditional_escape
+from django.utils.safestring import mark_safe
+
+register = template.Library()
+
+try:
+    from pygments import highlight
+    from pygments.lexers import get_lexer_by_name
+    from pygments.formatters import HtmlFormatter
+    colorize = True
+
+except:
+    colorize = False
+
+# py3k compatibility
+def u_str(string):
+    if sys.hexversion >= 0x03000000:
+        return string
+    else:
+        return unicode(string)
+
+@register.filter
+def syntaxhilight(value, arg="diff", autoescape=None):
+    """
+    Returns a syntax-hilighted version of Code; requires code/language arguments
+    """
+
+    if autoescape:
+        value = conditional_escape(value)
+        arg = conditional_escape(arg)
+
+    if colorize:
+        try:
+            output = u_str('<style  type="text/css">') \
+                + smart_unicode(HtmlFormatter().get_style_defs('.highlight')) \
+                + u_str('</style>')
+
+            lexer = get_lexer_by_name(arg)
+            output += highlight(value, lexer, HtmlFormatter())
+            return mark_safe(output)
+        except:
+            return value
+    else:
+        return mark_safe(u_str('<div class="note-box">Tip: Install pygments for highlighting</div><pre>%s</pre>') % value)
+syntaxhilight.needs_autoescape = True
+
-- 
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