improves KaTex matrix support and fixes #1

README.md

@@ -1,6 +1,6 @@
 # Joplin Metadata to Zola Metadata Converter
 
-This is a very rudimentary script that converts an Exported Joplin Markdown + Font Matter file into a Format that the SSG Zola can unnderstand and parse.
+This is a very rudimentary script that converts an Exported Joplin Markdown + Font Matter file into a Format that the SSG Zola can unnderstand and parse. This sript suporrts converting KaTeX equations and Memaid Diagrams (requires edits to the Zola Theme for KaTeX and Mermaid support). 
 
 ## Requirements
 
@@ -45,10 +45,11 @@ python jmzm.py -r -b path/to/batch/folder/ -m /path/to/new/Folder
 
 ---
 
-## WIP
+## WIP / TODO:
 
 - [x] ~~Automatically sort converted files into thier own subfolders~~
 - [x] ~~place any associated assats into the subfolders with the Markdown files~~
-- [ ] Pharse KaTeX expressions to guantee intercompatibillity between Joplin and Zola
-- [ ] Integrade Mermaid support into my Zola HTML Template
+- [x] ~~Pharse KaTeX expressions to guantee intercompatibillity between Joplin and Zola~~
+- [x] ~~Integrade Mermaid support into my Zola HTML Template~~
+- [x] ~~Pharse Mermaid Diagram to a Zola compatible format (HTML)~~
 - [ ] Auto Detect changes to a Folder, convert any incoming files and output them to the Zola Posts directory

jmzm.py

@@ -2,6 +2,11 @@ import argparse
 import os
 import re
 
+# Splits a String into a list with delimiter and keeps the delimiter in the list
+def splitkeep(s, delimiter):
+    split = s.split(delimiter)
+    return [substr + delimiter for substr in split[:-1]] + [split[-1]]
+
 # this function is used to convert links from relative to absolute
 def find_and_fix_links(path_to_file, remove, input_type):
     filepath = path_to_file.replace(".md", "") + "/index.md"
@@ -10,28 +15,28 @@ def find_and_fix_links(path_to_file, remove, input_type):
     res_dir = ""
     print("Moving Resource Files...")
     for i in range(len(data)):
-        if(re.search("\!\[.*\]\(.*\)", data[i]) != None):
+        if(re.search(r"\!\[.*\]\(.*\)", data[i]) != None):
             id = data[i].replace(" ","").replace("![", "").split("]")[0]
             img_path = "_resources/" + id
             path_to_folder = path_to_file.replace(".md", "")
-            back = len(path_to_folder.split("/")) - len(re.findall("\.\.\/", data[i])) - input_type
+            back = len(path_to_folder.split("/")) - len(re.findall(r"\.\.\/", data[i])) - input_type
             parrent_folder = ""
             for j in range(0, back):
                 parrent_folder += path_to_folder.split("/")[j] + "/"       
             os.rename(parrent_folder + img_path, path_to_folder + "/" + id)
             res_dir = parrent_folder + "_resources/"
-            data[i] = re.sub(re.search("\(.*\)", data[i]).group() , id , data[i])
-        elif(re.search("\[.*\]\(.*\)", data[i]) != None):
+            data[i] = re.sub(re.search(r"\(.*\)", data[i]).group() , id , data[i])
+        elif(re.search(r"\[.*\]\(.*\)", data[i]) != None):
             id = data[i].replace("[", "").split("]")[0]
             img_path = "_resources/" + id
             path_to_folder = path_to_file.replace(".md", "")
-            back = len(path_to_folder.split("/")) - len(re.findall("\.\.\/", data[i])) - input_type
+            back = len(path_to_folder.split("/")) - len(re.findall(r"\.\.\/", data[i])) - input_type
             parrent_folder = ""
             for j in range(0, back):
                 parrent_folder += path_to_folder.split("/")[j] + "/"       
             os.rename(parrent_folder + img_path, path_to_folder + "/" + id)
             res_dir = parrent_folder + "_resources/"
-            data[i] = re.sub(re.search("\(.*\)", data[i]).group() , id , data[i])
+            data[i] = re.sub(re.search(r"\(.*\)", data[i]).group() , id , data[i])
 
     with open(filepath,'w',encoding='utf-8') as output_file:
         output_file.writelines(data)
@@ -113,6 +118,41 @@ def pasre_file(lines, path_to_file, tags, remove, input_type):
                 j += 1
             data[j] = "</div>\n"
 
+    print("Mermaid Diagrams converted Successfully!")
+
+    print("Converting KaTex matrices...")
+    for i in range(lines, len(data)):
+        if("\\{" in data[i]):
+            data[i] = data[i].replace("\\{","\\\\{")
+        if("\\}" in data[i]):
+            data[i] = data[i].replace("\\}","\\\\}")
+        to = data[i].find("\\end")
+        frm = data[i].find("\\begin")
+
+       # FIXME: Quadrupleing Backslashes for Math functions is broken af
+
+        if ("\\begin" in data[i]):
+            d = "\\begin"
+            s = splitkeep(data[i], d)
+            x = []
+            for k in range(len(s)):
+                if (s[k].find("\\end") != -1):
+                    f = "\\end"
+                    res = splitkeep(s[k], f)
+                    for l in range(len(res)):
+                        x.append(res[l])
+                else:
+                    x.append(s[k])
+            for k in range(len(x)):
+                if (x[k].find("\\end") != -1):
+                    x[k] = x[k].replace("\\\\","\\\\\\\\")
+            res = ""
+            for k in range(len(x)):
+                res += x[k]
+            data[i] = res
+
+    print("KaTex matrices converted Successfully!")
+
     with open(path_to_file,'w',encoding='utf-8') as output_file:
         output_file.writelines(data)