Improve field boundary detection

If some fields have tags inside of them, they are cut. This patch keep
track of the depth for all relevant fields to avoid truncation.

diff --git a/subdivxget b/subdivxget
index d7c32d1f61047a2a8ea3c7703bb87a74bf0f3b4a..4ebcca5a71abf2bd94aa04b9c93b1003af36f240 100755 (executable)
--- a/subdivxget
+++ b/subdivxget
@@ -43,6 +43,7 @@ class SubDivXHTMLParser(HTMLParser.HTMLParser):
                self.parsing = False
                self.subs = []
                self.attr = None
+               self.attr_depth = 0
                self.cur = None
                self.in_script_style = False
 
@@ -62,9 +63,13 @@ class SubDivXHTMLParser(HTMLParser.HTMLParser):
                                self.parsing = True
                        elif attrs.get('id') == 'buscador_detalle_sub':
                                self.attr = 'desc'
+                               self.attr_depth = self.depth + 1
+                               self.cur[self.attr] = ''
                elif tag == 'a':
                        if attrs.get('class') == 'titulo_menu_izq':
                                self.attr = 'titulo'
+                               self.attr_depth = self.depth + 1
+                               self.cur[self.attr] = ''
                        elif attrs.get('href', '').startswith(self.down_uri):
                                self.cur['url'] = attrs['href']
                # br are usually not closed, so ignore them in depth calculation
@@ -76,6 +81,9 @@ class SubDivXHTMLParser(HTMLParser.HTMLParser):
                        if tag == 'script' or tag == 'style':
                                self.in_script_style = False
                                return
+                       if self.depth == self.attr_depth:
+                               self.attr = None
+                               self.attr_depth = 0
                        # see comment in handle_starttag()
                        if tag != 'br':
                                self.depth -= 1
@@ -91,15 +99,23 @@ class SubDivXHTMLParser(HTMLParser.HTMLParser):
                if self.in_script_style:
                        return
                if self.attr is not None and data:
-                       self.cur[self.attr] = data
-                       self.attr = None
-               elif data in ('Downloads:', 'Cds:', 'Comentarios:',
-                               'Formato:'):
+                       self.cur[self.attr] += ' ' + data
+                       if self.attr_depth == 0:
+                               self.cur[self.attr] = self.cur[self.attr].strip()
+                               self.attr = None
+                               self.attr_depth = 0
+               elif data in ('Downloads:', 'Cds:', 'Comentarios:', 'Formato:'):
                        self.attr = data[:-1].lower()
+                       self.attr_depth = 0
+                       self.cur[self.attr] = ''
                elif data == 'Subido por:':
                        self.attr = 'autor'
+                       self.attr_depth = 0
+                       self.cur[self.attr] = ''
                elif data == 'el':
                        self.attr = 'fecha'
+                       self.attr_depth = 0
+                       self.cur[self.attr] = ''
 
 
 def subdivx_get_subs(query_str):