72 lines
1.5 KiB
OCaml
72 lines
1.5 KiB
OCaml
open Printf
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open Http_client
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open Https_client
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open Nethtml;;
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Ssl.init();
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Convenience.configure_pipeline
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(fun p ->
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let ctx = Ssl.create_context Ssl.TLSv1 Ssl.Client_context in
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let tct = https_transport_channel_type ctx in
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p # configure_transport https_cb_id tct
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)
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let extract_string_value document =
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match document with
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| Data(s) -> Some s
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| _ -> None
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let find_string_value = function
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| Some s -> true
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| None -> false
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let rec get_title_element_from_list doc_list =
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try
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List.find find_string_value (List.map get_title_element doc_list)
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with
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Not_found -> None
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and get_title_element document =
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match document with
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| Element("title", args, sub) ->
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(
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let title_candidates = List.map extract_string_value sub in
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try
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List.find find_string_value title_candidates
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with
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Not_found -> None
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)
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| Element(e, args, sub) -> get_title_element_from_list sub
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| Data(s) -> None
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let rec print_document document =
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match document with
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| Element(e, args, sub) ->
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printf "Element: %s\n" e;
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List.iter print_document sub
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| Data(s) -> printf "Data: %s\n" s
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let get_http_document body_str =
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let ch = new Netchannels.input_string body_str in
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Nethtml.parse ch
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let get_http_title body =
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let ch = new Netchannels.input_string body in
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let doc = Nethtml.parse ch in
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get_title_element_from_list doc
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(* TODO: Log errors *)
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let get_body url =
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try Convenience.http_get url with
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| Http_error e -> "http error /o\\"
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| Failure f -> "http fail lol"
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