app/django/contrib/humanize/templatetags/humanize.py
changeset 54 03e267d67478
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/django/contrib/humanize/templatetags/humanize.py	Fri Jul 18 18:22:23 2008 +0000
@@ -0,0 +1,99 @@
+from django.utils.translation import ungettext, ugettext as _
+from django.utils.encoding import force_unicode
+from django import template
+from django.template import defaultfilters
+from datetime import date
+import re
+
+register = template.Library()
+
+def ordinal(value):
+    """
+    Converts an integer to its ordinal as a string. 1 is '1st', 2 is '2nd',
+    3 is '3rd', etc. Works for any integer.
+    """
+    try:
+        value = int(value)
+    except ValueError:
+        return value
+    t = (_('th'), _('st'), _('nd'), _('rd'), _('th'), _('th'), _('th'), _('th'), _('th'), _('th'))
+    if value % 100 in (11, 12, 13): # special case
+        return u"%d%s" % (value, t[0])
+    return u'%d%s' % (value, t[value % 10])
+ordinal.is_safe = True
+register.filter(ordinal)
+
+def intcomma(value):
+    """
+    Converts an integer to a string containing commas every three digits.
+    For example, 3000 becomes '3,000' and 45000 becomes '45,000'.
+    """
+    orig = force_unicode(value)
+    new = re.sub("^(-?\d+)(\d{3})", '\g<1>,\g<2>', orig)
+    if orig == new:
+        return new
+    else:
+        return intcomma(new)
+intcomma.is_safe = True
+register.filter(intcomma)
+
+def intword(value):
+    """
+    Converts a large integer to a friendly text representation. Works best for
+    numbers over 1 million. For example, 1000000 becomes '1.0 million', 1200000
+    becomes '1.2 million' and '1200000000' becomes '1.2 billion'.
+    """
+    value = int(value)
+    if value < 1000000:
+        return value
+    if value < 1000000000:
+        new_value = value / 1000000.0
+        return ungettext('%(value).1f million', '%(value).1f million', new_value) % {'value': new_value}
+    if value < 1000000000000:
+        new_value = value / 1000000000.0
+        return ungettext('%(value).1f billion', '%(value).1f billion', new_value) % {'value': new_value}
+    if value < 1000000000000000:
+        new_value = value / 1000000000000.0
+        return ungettext('%(value).1f trillion', '%(value).1f trillion', new_value) % {'value': new_value}
+    return value
+intword.is_safe = False
+register.filter(intword)
+
+def apnumber(value):
+    """
+    For numbers 1-9, returns the number spelled out. Otherwise, returns the
+    number. This follows Associated Press style.
+    """
+    try:
+        value = int(value)
+    except ValueError:
+        return value
+    if not 0 < value < 10:
+        return value
+    return (_('one'), _('two'), _('three'), _('four'), _('five'), _('six'), _('seven'), _('eight'), _('nine'))[value-1]
+apnumber.is_safe = True
+register.filter(apnumber)
+
+def naturalday(value, arg=None):
+    """
+    For date values that are tomorrow, today or yesterday compared to
+    present day returns representing string. Otherwise, returns a string
+    formatted according to settings.DATE_FORMAT.
+    """
+    try: 
+        value = date(value.year, value.month, value.day)
+    except AttributeError:
+        # Passed value wasn't a date object
+        return value
+    except ValueError:
+        # Date arguments out of range
+        return value
+    delta = value - date.today()
+    if delta.days == 0:
+        return _(u'today')
+    elif delta.days == 1:
+        return _(u'tomorrow')
+    elif delta.days == -1:
+        return _(u'yesterday')
+    return defaultfilters.date(value, arg)
+register.filter(naturalday)