From 3a8703025a851270e18081e47af2fa719c280d22 Mon Sep 17 00:00:00 2001
From: lifegpc <g1710431395@gmail.com>
Date: Fri, 22 Jan 2021 22:57:32 +0800
Subject: [PATCH] single picture and text message support long text

---
 rssbot.py    | 67 ++++++++++++++++++++++++++++++++++++++--------------
 rssparser.py |  1 +
 textc.py     | 35 ++++++++++++++++++++++++++-
 3 files changed, 84 insertions(+), 19 deletions(-)

diff --git a/rssbot.py b/rssbot.py
index a797dc5..75d5f89 100644
--- a/rssbot.py
+++ b/rssbot.py
@@ -188,26 +188,57 @@ class main:
         if not config.send_media or (getListCount(content, 'imgList') == 0 and getListCount(content, 'videoList') == 0):
             if config.disable_web_page_preview:
                 di['disable_web_page_preview'] = True
-            di['text'] = text.tostr()
-            di['parse_mode'] = 'HTML'
-            re = self._request('sendMessage', 'post', json=di)
+            while len(text) > 0:
+                di['text'] = text.tostr()
+                di['parse_mode'] = 'HTML'
+                for i in range(self._setting._maxRetryCount + 1):
+                    re = self._request('sendMessage', 'post', json=di)
+                    if re is not None and 'ok' in re and re['ok']:
+                        di['reply_to_message_id'] = re['result']['message_id']
+                        break
+                    if i == self._setting._maxRetryCount:
+                        if returnError and re is not None and 'description' in re:
+                            return False, re['description']
+                        else:
+                            return False, ''
         elif getListCount(content, 'imgList') == 1 and getListCount(content, 'videoList') == 0:
-            di['caption'] = text.tostr()
-            di['parse_mode'] = 'HTML'
-            if not self._setting._downloadMediaFile:
-                di['photo'] = content['imgList'][0]
-                re = self._request('sendPhoto', 'post', json=di)
-            else:
-                fileEntry = self._tempFileEntries.add(content['imgList'][0])
-                if not fileEntry.ok:
-                    return None
-                if self._setting._sendFileURLScheme:
-                    di['photo'] = fileEntry._localURI
-                    re = self._request('sendPhoto', 'post', json=di)
+            f = True
+            while len(text) > 0:
+                if f:
+                    di['caption'] = text.tostr(1024)
                 else:
-                    fileEntry.open()
-                    re = self._request('sendPhoto', 'post', json=di, files={
-                                       'photo': (fileEntry._fullfn, fileEntry._f)})
+                    di['text'] = text.tostr()
+                di['parse_mode'] = 'HTML'
+                for i in range(self._setting._maxRetryCount + 1):
+                    if f:
+                        if not self._setting._downloadMediaFile:
+                            di['photo'] = content['imgList'][0]
+                            re = self._request('sendPhoto', 'post', json=di)
+                        else:
+                            fileEntry = self._tempFileEntries.add(content['imgList'][0])
+                            if not fileEntry.ok:
+                                continue
+                            if self._setting._sendFileURLScheme:
+                                di['photo'] = fileEntry._localURI
+                                re = self._request('sendPhoto', 'post', json=di)
+                            else:
+                                fileEntry.open()
+                                re = self._request('sendPhoto', 'post', json=di, files={'photo': (fileEntry._fullfn, fileEntry._f)})
+                    else:
+                        re = self._request('sendMessage', 'post', json=di)
+                    if re is not None and 'ok' in re and re['ok']:
+                        di['reply_to_message_id'] = re['result']['message_id']
+                        if f:
+                            del di['caption']
+                            if 'photo' in di:
+                                del di['photo']
+                            f = False
+                        break
+                    if i == self._setting._maxRetryCount:
+                        if returnError and re is not None and 'description' in re:
+                            return False, re['description']
+                        else:
+                            return False, ''
         elif getListCount(content, 'imgList') == 0 and getListCount(content, 'videoList') == 1:
             di['caption'] = text.tostr()
             di['parse_mode'] = 'HTML'
diff --git a/rssparser.py b/rssparser.py
index d5f254b..6fd0312 100644
--- a/rssparser.py
+++ b/rssparser.py
@@ -349,6 +349,7 @@ class RSSParser:
         try:
             if fn.find('://') > -1:
                 re = requests.get(fn)
+                re.encoding = 'utf8'
                 if re.status_code == 200:
                     self.xmldoc = minidom.parseString(re.text)
             else:
diff --git a/textc.py b/textc.py
index aa061b6..46bb44d 100644
--- a/textc.py
+++ b/textc.py
@@ -18,12 +18,45 @@ from urllib.parse import unquote
 
 
 class textc:
+    def __len__(self):
+        return len(self.__str)
+
     def __init__(self):
         self.__str = ''
+        self.__max = 4096
 
-    def tostr(self):
+    def __str__(self):
         return self.__str
 
+    def checklen(self):
+        return len(self) <= self.__max
+
+    def cut(self):
+        """TODO: Need check html is not breaked
+        TODO: Need calculate char limits after parsed"""
+        l = self.__str.splitlines(True)
+        r = ''
+        while len(f"{r}{l[0]}") <= self.__max:
+            r = r + l[0]
+            l = l[1:]
+        if len(r) == 0:
+            r = l[0][:self.__max]
+            l[0] = l[0][self.__max:]
+        t = ''
+        for i in l:
+            t = t + i
+        self.__str = t
+        return r
+
+    def tostr(self, maxLength: int = 4096):
+        self.__max = maxLength
+        if self.checklen():
+            t = self.__str
+            self.__str = ''
+            return t
+        else:
+            return self.cut()
+
     def addtotext(self, s: str):
         if self.__str == '':
             self.__str = f"{self.__str}{s}"