FastLBRY-terminal/flbry/url.py

#####################################################################
#                                                                   #
#  THIS IS A SOURCE CODE FILE FROM A PROGRAM TO INTERACT WITH THE   #
# LBRY PROTOCOL ( lbry.com ). IT WILL USE THE LBRY SDK ( lbrynet )  #
# FROM THEIR REPOSITORY ( https://github.com/lbryio/lbry-sdk )      #
# WHICH I GONNA PRESENT TO YOU AS A BINARY. SINCE I DID NOT DEVELOP #
# IT AND I'M LAZY TO INTEGRATE IN A MORE SMART WAY. THE SOURCE CODE #
# OF THE SDK IS AVAILABLE IN THE REPOSITORY MENTIONED ABOVE.        #
#                                                                   #
#      ALL THE CODE IN THIS REPOSITORY INCLUDING THIS FILE IS       #
# (C) J.Y.Amihud and Other Contributors 2021. EXCEPT THE LBRY SDK.  #
# YOU CAN USE THIS FILE AND ANY OTHER FILE IN THIS REPOSITORY UNDER #
# THE TERMS OF GNU GENERAL PUBLIC LICENSE VERSION 3 OR ANY LATER    #
# VERSION. TO FIND THE FULL TEXT OF THE LICENSE GO TO THE GNU.ORG   #
# WEBSITE AT ( https://www.gnu.org/licenses/gpl-3.0.html ).         #
#                                                                   #
# THE LBRY SDK IS UNFORTUNATELY UNDER THE MIT LICENSE. IF YOU ARE   #
# NOT INTENDING TO USE MY CODE AND JUST THE SDK. YOU CAN FIND IT ON #
# THEIR OFFICIAL REPOSITORY ABOVE. THEIR LICENSE CHOICE DOES NOT    #
# SPREAD ONTO THIS PROJECT. DON'T GET A FALSE ASSUMPTION THAT SINCE #
# THEY USE A PUSH-OVER LICENSE, I GONNA DO THE SAME. I'M NOT.       #
#                                                                   #
# THE LICENSE CHOSEN FOR THIS PROJECT WILL PROTECT THE 4 ESSENTIAL  #
# FREEDOMS OF THE USER FURTHER, BY NOT ALLOWING ANY WHO TO CHANGE   #
# THE LICENSE AT WILL. SO NO PROPRIETARY SOFTWARE DEVELOPER COULD   #
# TAKE THIS CODE AND MAKE THEIR USER-SUBJUGATING SOFTWARE FROM IT.  #
#                                                                   #
#####################################################################

# This file will fetch an LBRY URL directly and print out various
# options that the user may do with the publication.

from subprocess import *
import json
import os
from flbry.variables import *
from flbry import markdown
from flbry import channel
from flbry import search
from flbry import comments
import urllib.request
from flbry import following
from flbry import settings
from flbry import wallet

def get(url=""):
    
    # The user might type the word url and nothing else.
    
    if not url:
        url = input(" LBRY url :: ")

    ##### Converting an HTTPS domain ( of any website ) into lbry url ###

    # Any variation of this:
    # https://odysee.com/@blenderdumbass:f/hacking-fastlbry-live-with-you:6
    # customlbry.com/@blenderdumbass:f/hacking-fastlbry-live-with-you:6

    # Should become this:
    # lbry://@blenderdumbass:f/hacking-fastlbry-live-with-you:6

    if "/" in url and not url.startswith("@") and not url.startswith("lbry://"):
        if "@" in url:
            url = url[url.find("@"):]
        else:
            url = url[text.rfind("/")-1:]

        url = "lbry://"+url
        
    # Then let's fetch the url from our beloved SDK.

    out = check_output(["flbry/lbrynet",
                         "resolve", url])

    # Now we want to parse the json

    try:
        out = json.loads(out)
    except:
        print("   Connect to LBRY first.")
        return

    out = out[url]

    #### FORCE SEARCH ###

    # Sometimes user might type something that is not a url
    # in this case ["value_type"] will not be loaded. And in
    # this case we can load search instead.

    if "value_type" not in out:
        search.simple(url)
        return

    # Now that we know that don't search for it. We can make
    # one thing less broken. Sometimes a user might type a
    # urls that's going to be resolved but that doesn't have
    # the lbry:// in the beginning of it. Like typing
    # @blenderdumbass instead of lbry://blenderdumbass

    # I want to add the lbry:// to it anyway. So non of the
    # stuff later will break.

    if not url.startswith("lbry://") and not url.startswith("@"):
        url = "lbry://" + url
    
    # Now let's print some useful information

    ##### NAME URL INFORMATION #####
    
    center("Publication Information")
    d = {"categories":["lbry url", "title"],
         "size":[1,1],
         "data":[[url]]}
    try:    
        # This prints out the title
        d["data"][0].append(out["value"]["title"])
    except:
        d["data"][0] = [url]
        d["data"][0].append("[no title]")

    table(d, False)

    #### LICENSE ####

    try:
        
        d = {"categories":["License"],
         "size":[1],
         "data":[[out["value"]["license"]]]}
    except:
        d = {"categories":["License"],
         "size":[1],
         "data":[["[failed to load license]"]]}
    table(d, False)
    
    #### TAGS #####

    d = {"categories":[],
         "size":[],
         "data":[[]]}
    try:
        for tag in out["value"]["tags"]:
                    d["categories"].append(" ")
                    d["size"].append(1)
                    d["data"][0].append(tag)
    except:
        d = {"categories":[" "],
         "size":[1],
         "data":[["[no tags found]"]]}
    
    table(d, False)

    #### FILE INFO #####

    d = {"categories":["Value Type", "File Type", "File Size", "Duration"],
         "size":[1,1,1, 1],
         "data":[[]]}
    try:
         d["data"][0].append(what[out["value_type"]])
    except:
         d["data"][0].append("[no value type]")
    try:
         d["data"][0].append(out["value"]["source"]["media_type"])
    except:
         d["data"][0].append("[no file type]")
    try:
         d["data"][0].append(csize(out["value"]["source"]["size"]))
    except:
         d["data"][0].append("[no file size]")
    try:
         d["data"][0].append(timestring(float(out["value"]["video"]["duration"])))
    except:
         d["data"][0].append("[no duration]")

         
    table(d, False)

    ##### CHANNEL INFORMATION ####

    center("Channel Information")
    d = {"categories":["lbry url", "title"],
         "size":[1,1],
         "data":[[]]}

    try:    
        # This prints out the title
        d["data"][0].append(out["signing_channel"]["name"])
        title = "[no title]"
        try:
            title = out["signing_channel"]["value"]["title"]
        except:
            pass
        d["data"][0].append(title)
    except:
        d["data"][0] = []
        d["data"][0].append("[no url]")
        d["data"][0].append("[anonymous publisher]")

    table(d, False)


    #### LBC INFORMATION ####

    center("LBRY Coin ( LBC ) Information")
    d = {"categories":["combined", "at upload", "support"],
         "size":[1,1,1],
         "data":[[]]}

    try:
        fullamount = float(out["amount"]) + float(out["meta"]["support_amount"])
        # This prints out the title
        d["data"][0].append(fullamount)
        d["data"][0].append(out["amount"])
        d["data"][0].append(out["meta"]["support_amount"])
        
    except:
        d["data"][0] = []
        d["data"][0].append("[no data]")
        d["data"][0].append("[no data]")
        d["data"][0].append("[no data]")

    table(d, False)

    #### PRICE ####
    
    try:
        # Print the prince of this publication in LBC
        center("PRICE: "+out["value"]["fee"]["amount"]+" "+out["value"]["fee"]["currency"], "bdrd", blink=True)

    except:
        pass
    
    ### REPOST ####

    # Sometimes a user wants to select a repost. This will not
    # load anything of a value. A repost is an empty blob that
    # links to another blob. So I want to automatically load
    # the actuall publication it self here.

    if out["value_type"] == "repost":
        get(out["reposted_claim"]["canonical_url"])
        return

    
    
    # Some things are too big to output like this in the terminal
    # so for them I want the user to type a command.

    center("--- for publication commands list type 'help' --- ")

    # So we are going to start a new while loop here. IK crazy.
    # this one will handle all the commands associated with the
    # currently selected publication.

    # Completer thingy
    url_commands = [
        "help",
        "link",
        "id",
        "web",
        "description",
        "read",
        "channel",
        "comments",
        "reply",
        "open",
        "play",
        "save",
        "rss",
        "thumbnail",
        "follow",
        "unfollow",
        "support",
        "tip"
    ]

    complete(url_commands)

    settings_cache = settings.get_all_settings()
    
    while True:
        c =  input(typing_dots())

        if not c:
            break

        elif c == "help":
            markdown.draw("help/url.md", "Publication Help")
            
        elif c == "web":
            d = {"categories":["Name", "URL", "Maintainer", "Interface"],
                 "size":[1,2,1,1],
                 "data":web_instances}
            table(d)
            center("")

            # Choose an instance
            which = input(typing_dots())
            try:
                print("    "+url.replace("lbry://", web_instances[int(which)][1]))
            except:
                print("    "+url.replace("lbry://", web_instances[0][1]))

        elif c == "link":
            print("   "+url)

        elif c == "id":
            print("   "+out["claim_id"])
            
        elif c.startswith("open"):

            if settings_cache["default_opener"]:
                    p = settings_cache["default_opener"]
            else:
                # Selecting the software command in a smart way
                if len(c) < 6:
                    p = input(" Open in : ")
                else:
                    p = c[5:]

            Popen([p,
                   url.replace("lbry://", "https://spee.ch/").replace("#", ":").replace("(", "%28").replace(")", "%29")], 
                              stdout=DEVNULL,
                              stderr=STDOUT)
            
        elif c == "description":
            
            #print(out["value"]["description"])

            # Here I want to print out the description of the publication.
            # but since, they are most likely in the markdown format I
            # need to implement a simple markdown parser. Oh wait.... I
            # have one. For the article read function. How about using it
            # here?

            # First we need to save the description into a file. Let's use
            # /tmp/ since there files are automatically cleaned up by the
            # system.

            try:
                savedes = open("/tmp/fastlbrylastdescription.md", "w")
                savedes.write(out["value"]["description"])
                savedes.close()
            except:
                savedes = open("/tmp/fastlbrylastdescription.md", "w")
                savedes.write("This file has no description.")
                savedes.close()

            # Now let's just simply load the markdown on this file.
            markdown.draw("/tmp/fastlbrylastdescription.md", "Description")
            

        elif c == "play":

            # Then we want to tell the SDK to start downloading.
            playout = check_output(["flbry/lbrynet",
                                    "get", url])
            # Parsing the Json
            playout = json.loads(playout)
            
            # Then we want to launch the player
            Popen([settings_cache["player"],
                   playout['download_path']],
                              stdout=DEVNULL,
                              stderr=STDOUT)

        elif c == "music":

            # Then we want to tell the SDK to start downloading.
            playout = check_output(["flbry/lbrynet",
                                    "get", url])
            # Parsing the Json
            playout = json.loads(playout)
            
            # Then we want to launch the player
            Popen([settings.get("music_player"),
                   playout['download_path']],
                              stdout=DEVNULL,
                              stderr=STDOUT)

        elif c == "save":

            # Then we want to tell the SDK to start downloading.
            playout = check_output(["flbry/lbrynet",
                                    "get", url])
            # Parsing the Json
            playout = json.loads(playout)
            
            print("    Saved to :", playout['download_path'])

        elif c == "read":
            # Then we want to tell the SDK to start downloading.
            playout = check_output(["flbry/lbrynet",
                                    "get", url])
            # Parsing the Json
            playout = json.loads(playout)

            # Present the article to the user.
            markdown.draw(playout['download_path'], out["value"]["title"])

        elif c == "channel":

            # This a weird one. If the publication is a channel we
            # want it to list the publications by that channel.
            # If a publication is a publication. We want it to list
            # publications by the channel that made the publication.

            if out["value_type"] == "channel":
                channel.simple(url)
            else:
                try:
                    channel.simple(out["signing_channel"]["canonical_url"].replace("lbry://",""))
                except:
                    center("Publication is anonymous", "bdrd")

        elif c == "comments":
            comments.list(out["claim_id"], url)

        elif c.startswith("reply"):
            c = c + ' '
            comments.post(out["claim_id"], c[c.find(" "):])

        elif c == "rss":
            if out["value_type"] == "channel":
                url = out["short_url"].replace("#", ":")
                if url.startswith("lbry://"):
                    url = url.split("lbry://", 1)[1]
                print("   https://odysee.com/$/rss/"+url)
            else:
                try:
                    url = out["signing_channel"]["short_url"].replace("#", ":")
                    url = url.split("lbry://", 1)[1]
                    print("   https://odysee.com/$/rss/"+url)
                except:
                    center("Publication is anonymous!", "bdrd")

        elif c == "thumbnail":
            try:
                thumb_url = out["value"]["thumbnail"]["url"]
                urllib.request.urlretrieve(thumb_url, "/tmp/fastlbrythumbnail")
                Popen(["xdg-open",
                        "/tmp/fastlbrythumbnail"],
                                stdout=DEVNULL,
                                stderr=STDOUT)
            except:
                center("Publication does not have a thumbnail", "bdrd")

        elif c == "follow":
            if out["value_type"] == "channel":
                try:
                    name = out["value"]["title"]
                except:
                    name = out["normalized_name"]

                url = out["permanent_url"]

                following.follow_channel(url, name)

            else:
                try:
                    try:
                        name = out["signing_channel"]["value"]["title"]
                    except:
                        name = out["signing_channel"]["normalized_name"]

                    url = out["signing_channel"]["permanent_url"]

                    following.follow_channel(url, name)
                except:
                    center("Publication is anonymous.", "bdrd")

        elif c == "unfollow":
            if out["value_type"] == "channel":
                try:
                    name = out["value"]["title"]
                except:
                    name = out["normalized_name"]

                url = out["permanent_url"]

                following.unfollow_channel(url, name)

            else:
                try:
                    try:
                        name = out["signing_channel"]["value"]["title"]
                    except:
                        name = out["signing_channel"]["normalized_name"]

                    url = out["signing_channel"]["permanent_url"]

                    following.unfollow_channel(url, name)
                except:
                    center("Publication is anonymous.", "bdrd")

        elif c == "support":
            wallet.support(out["claim_id"])
        elif c == "tip":
            wallet.support(out["claim_id"], True)

        complete(url_commands)