add '-J/--resolve-json' command-line option (#5864)

docs/options.md

@@ -40,6 +40,8 @@
     -G, --resolve-urls          Print URLs instead of downloading; resolve
                                 intermediary URLs
     -j, --dump-json             Print JSON information
+    -J, --resolve-json          Print JSON information; resolve intermediary
+                                URLs
     -s, --simulate              Simulate data extraction; do not download
                                 anything
     -E, --extractor-info        Print extractor defaults and settings
@@ -54,6 +56,7 @@
                                 extractors but cannot be handled, to FILE
     --write-pages               Write downloaded intermediary pages to files in
                                 the current directory to debug problems
+    --print-traffic             Display sent and read HTTP traffic
     --no-colors                 Do not emit ANSI color codes in output
 
 ## Networking Options:

gallery_dl/__init__.py

@@ -249,6 +249,9 @@ def main():
                 if config.get(("output",), "fallback", True):
                     jobtype.handle_url = \
                         staticmethod(jobtype.handle_url_fallback)
+            elif args.dump_json:
+                jobtype = job.DataJob
+                jobtype.resolve = args.dump_json - 1
             else:
                 jobtype = args.jobtype or job.DownloadJob
 

gallery_dl/job.py

@@ -856,6 +856,7 @@ class InfoJob(Job):
 
 class DataJob(Job):
     """Collect extractor results and dump them"""
+    resolve = False
 
     def __init__(self, url, parent=None, file=sys.stdout, ensure_ascii=True,
                  resolve=False):
@@ -863,12 +864,12 @@ class DataJob(Job):
         self.file = file
         self.data = []
         self.ascii = config.get(("output",), "ascii", ensure_ascii)
-        self.resolve = 128 if resolve is True else resolve
+        self.resolve = 128 if resolve is True else (resolve or self.resolve)
 
         private = config.get(("output",), "private")
         self.filter = dict.copy if private else util.filter_dict
 
-        if resolve:
+        if self.resolve > 0:
             self.handle_queue = self.handle_queue_resolve
 
     def run(self):

gallery_dl/option.py

@@ -293,9 +293,14 @@ def build_parser():
     )
     output.add_argument(
         "-j", "--dump-json",
-        dest="jobtype", action="store_const", const=job.DataJob,
+        dest="dump_json", action="count",
         help="Print JSON information",
     )
+    output.add_argument(
+        "-J", "--resolve-json",
+        dest="dump_json", action="store_const", const=128,
+        help="Print JSON information; resolve intermediary URLs",
+    )
     output.add_argument(
         "-s", "--simulate",
         dest="jobtype", action="store_const", const=job.SimulationJob,