add dynamic payment link

juspay · Jan 30, 2025 · 8a8006d · 8a8006d
1 parent 3fdc41e
commit 8a8006d
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Showing 11 changed files with 127 additions and 195 deletions.
diff --git a/crates/api_models/src/payments.rs b/crates/api_models/src/payments.rs
@@ -6967,7 +6967,7 @@ pub struct RetrievePaymentLinkRequest {
 pub struct PaymentLinkResponse {
     /// URL for rendering the open payment link
     pub link: String,
-    /// URL for rendering the secure payment link
+    /// URL for rendering the secure payment link. It is deprecated now.
     pub secure_link: Option<String>,
     /// Identifier for the payment link
     pub payment_link_id: String,
@@ -6997,7 +6997,7 @@ pub struct RetrievePaymentLinkResponse {
     pub status: PaymentLinkStatus,
     #[schema(value_type = Option<Currency>)]
     pub currency: Option<api_enums::Currency>,
-    /// Secure payment link (with security checks and listing saved payment methods)
+    /// Secure payment link (with security checks and listing saved payment methods). It is deprecated now.
     pub secure_link: Option<String>,
 }
 

diff --git a/crates/diesel_models/src/payment_link.rs b/crates/diesel_models/src/payment_link.rs
@@ -24,7 +24,7 @@ pub struct PaymentLink {
     pub payment_link_config: Option<serde_json::Value>,
     pub description: Option<String>,
     pub profile_id: Option<common_utils::id_type::ProfileId>,
-    pub secure_link: Option<String>,
+    pub secure_link: Option<String>, //It is deprecated now.
 }
 
 #[derive(
@@ -55,5 +55,5 @@ pub struct PaymentLinkNew {
     pub payment_link_config: Option<serde_json::Value>,
     pub description: Option<String>,
     pub profile_id: Option<common_utils::id_type::ProfileId>,
-    pub secure_link: Option<String>,
+    pub secure_link: Option<String>, //It is deprecated now.
 }
diff --git a/crates/diesel_models/src/schema.rs b/crates/diesel_models/src/schema.rs
@@ -1020,7 +1020,7 @@ diesel::table! {
         #[max_length = 64]
         profile_id -> Nullable<Varchar>,
         #[max_length = 255]
-        secure_link -> Nullable<Varchar>,
+        secure_link -> Nullable<Varchar>, //It is deprecated now.
     }
 }
 

diff --git a/crates/diesel_models/src/schema_v2.rs b/crates/diesel_models/src/schema_v2.rs
@@ -982,8 +982,6 @@ diesel::table! {
         description -> Nullable<Varchar>,
         #[max_length = 64]
         profile_id -> Nullable<Varchar>,
-        #[max_length = 255]
-        secure_link -> Nullable<Varchar>,
     }
 }
 

diff --git a/crates/router/src/core/payment_link.rs b/crates/router/src/core/payment_link.rs
@@ -285,98 +285,116 @@ pub async fn form_payment_link_data(
     ))
 }
 
-pub async fn initiate_secure_payment_link_flow(
-    state: SessionState,
-    merchant_account: domain::MerchantAccount,
-    key_store: domain::MerchantKeyStore,
-    merchant_id: common_utils::id_type::MerchantId,
-    payment_id: common_utils::id_type::PaymentId,
+#[derive(Clone, Copy, Debug, Eq, PartialEq)]
+pub enum PaymentLinkType {
+    SecureLink,
+    OpenLink,
+}
+
+impl PaymentLinkType {
+    #[cfg(feature = "v1")]
+    fn get_requested_payment_link_type(request_headers: &header::HeaderMap) -> PaymentLinkType {
+        match request_headers
+            .get("sec-fetch-dest")
+            .and_then(|v| v.to_str().ok())
+        {
+            Some("iframe") => PaymentLinkType::SecureLink,
+            Some(_) | None => PaymentLinkType::OpenLink,
+        }
+    }
+}
+
+#[cfg(feature = "v1")]
+fn generate_secure_payment_link(
+    state: &SessionState,
     request_headers: &header::HeaderMap,
+    payment_link: &PaymentLink,
+    payment_link_config: PaymentLinkConfig,
+    payment_details: api_models::payments::PaymentLinkDetails,
+    css_script: String,
 ) -> RouterResponse<services::PaymentLinkFormData> {
-    let (payment_link, payment_link_details, payment_link_config) =
-        form_payment_link_data(&state, merchant_account, key_store, merchant_id, payment_id)
-            .await?;
-
     validator::validate_secure_payment_link_render_request(
         request_headers,
-        &payment_link,
+        payment_link,
         &payment_link_config,
     )?;
+    let secure_payment_link_details = api_models::payments::SecurePaymentLinkDetails {
+        enabled_saved_payment_method: payment_link_config.enabled_saved_payment_method,
+        hide_card_nickname_field: payment_link_config.hide_card_nickname_field,
+        show_card_form_by_default: payment_link_config.show_card_form_by_default,
+        payment_link_details: payment_details.to_owned(),
+        payment_button_text: payment_link_config.payment_button_text.clone(),
+    };
+    let js_script = format!(
+        "window.__PAYMENT_DETAILS = {}",
+        serde_json::to_string(&secure_payment_link_details)
+            .change_context(errors::ApiErrorResponse::InternalServerError)
+            .attach_printable("Failed to serialize PaymentLinkData")?
+    );
+    let html_meta_tags = get_meta_tags_html(&payment_details);
+    let payment_link_data = services::PaymentLinkFormData {
+        js_script,
+        sdk_url: state.conf.payment_link.sdk_url.clone(),
+        css_script: css_script.clone(),
+        html_meta_tags,
+    };
+    let allowed_domains = payment_link_config
+        .allowed_domains
+        .clone()
+        .ok_or(report!(errors::ApiErrorResponse::InternalServerError))
+        .attach_printable_lazy(|| {
+            format!(
+                "Invalid list of allowed_domains found - {:?}",
+                payment_link_config.allowed_domains.clone()
+            )
+        })?;
 
-    let css_script = get_color_scheme_css(&payment_link_config);
-
-    match payment_link_details {
-        PaymentLinkData::PaymentLinkStatusDetails(ref status_details) => {
-            let js_script = get_js_script(&payment_link_details)?;
-            let payment_link_error_data = services::PaymentLinkStatusData {
-                js_script,
-                css_script,
-            };
-            logger::info!(
-                "payment link data, for building payment link status page {:?}",
-                status_details
-            );
-            Ok(services::ApplicationResponse::PaymentLinkForm(Box::new(
-                services::api::PaymentLinkAction::PaymentLinkStatus(payment_link_error_data),
-            )))
-        }
-        PaymentLinkData::PaymentLinkDetails(link_details) => {
-            let secure_payment_link_details = api_models::payments::SecurePaymentLinkDetails {
-                enabled_saved_payment_method: payment_link_config.enabled_saved_payment_method,
-                hide_card_nickname_field: payment_link_config.hide_card_nickname_field,
-                show_card_form_by_default: payment_link_config.show_card_form_by_default,
-                payment_link_details: *link_details.to_owned(),
-                payment_button_text: payment_link_config.payment_button_text,
-            };
-            let js_script = format!(
-                "window.__PAYMENT_DETAILS = {}",
-                serde_json::to_string(&secure_payment_link_details)
-                    .change_context(errors::ApiErrorResponse::InternalServerError)
-                    .attach_printable("Failed to serialize PaymentLinkData")?
-            );
-            let html_meta_tags = get_meta_tags_html(&link_details);
-            let payment_link_data = services::PaymentLinkFormData {
-                js_script,
-                sdk_url: state.conf.payment_link.sdk_url.clone(),
-                css_script,
-                html_meta_tags,
-            };
-            let allowed_domains = payment_link_config
-                .allowed_domains
-                .clone()
-                .ok_or(report!(errors::ApiErrorResponse::InternalServerError))
-                .attach_printable_lazy(|| {
-                    format!(
-                        "Invalid list of allowed_domains found - {:?}",
-                        payment_link_config.allowed_domains.clone()
-                    )
-                })?;
-
-            if allowed_domains.is_empty() {
-                return Err(report!(errors::ApiErrorResponse::InternalServerError))
-                    .attach_printable_lazy(|| {
-                        format!(
-                            "Invalid list of allowed_domains found - {:?}",
-                            payment_link_config.allowed_domains.clone()
-                        )
-                    });
-            }
+    if allowed_domains.is_empty() {
+        return Err(report!(errors::ApiErrorResponse::InternalServerError)).attach_printable_lazy(
+            || {
+                format!(
+                    "Invalid list of allowed_domains found - {:?}",
+                    payment_link_config.allowed_domains.clone()
+                )
+            },
+        );
+    }
+    let link_data = GenericLinks {
+        allowed_domains,
+        data: GenericLinksData::SecurePaymentLink(payment_link_data),
+        locale: DEFAULT_LOCALE.to_string(),
+    };
+    logger::info!(
+        "payment link data, for building secure payment link {:?}",
+        link_data
+    );
 
-            let link_data = GenericLinks {
-                allowed_domains,
-                data: GenericLinksData::SecurePaymentLink(payment_link_data),
-                locale: DEFAULT_LOCALE.to_string(),
-            };
-            logger::info!(
-                "payment link data, for building secure payment link {:?}",
-                link_data
-            );
+    Ok(services::ApplicationResponse::GenericLinkForm(Box::new(
+        link_data,
+    )))
+}
 
-            Ok(services::ApplicationResponse::GenericLinkForm(Box::new(
-                link_data,
-            )))
-        }
-    }
+#[cfg(feature = "v1")]
+fn generate_open_payment_link(
+    state: &SessionState,
+    payment_details: api_models::payments::PaymentLinkDetails,
+    js_script: String,
+    css_script: String,
+) -> RouterResponse<services::PaymentLinkFormData> {
+    let html_meta_tags = get_meta_tags_html(&payment_details);
+    let payment_link_data = services::PaymentLinkFormData {
+        js_script,
+        sdk_url: state.conf.payment_link.sdk_url.clone(),
+        css_script,
+        html_meta_tags,
+    };
+    logger::info!(
+        "payment link data, for building open payment link {:?}",
+        payment_link_data
+    );
+    Ok(services::ApplicationResponse::PaymentLinkForm(Box::new(
+        services::api::PaymentLinkAction::PaymentLinkFormData(payment_link_data),
+    )))
 }
 
 pub async fn initiate_payment_link_flow(
@@ -385,13 +403,15 @@ pub async fn initiate_payment_link_flow(
     key_store: domain::MerchantKeyStore,
     merchant_id: common_utils::id_type::MerchantId,
     payment_id: common_utils::id_type::PaymentId,
+    request_headers: &header::HeaderMap,
 ) -> RouterResponse<services::PaymentLinkFormData> {
-    let (_, payment_details, payment_link_config) =
+    let (payment_link, payment_details, payment_link_config) =
         form_payment_link_data(&state, merchant_account, key_store, merchant_id, payment_id)
             .await?;
-
     let css_script = get_color_scheme_css(&payment_link_config);
     let js_script = get_js_script(&payment_details)?;
+    let requested_payment_link_type =
+        PaymentLinkType::get_requested_payment_link_type(request_headers);
 
     match payment_details {
         PaymentLinkData::PaymentLinkStatusDetails(status_details) => {
@@ -407,22 +427,19 @@ pub async fn initiate_payment_link_flow(
                 services::api::PaymentLinkAction::PaymentLinkStatus(payment_link_error_data),
             )))
         }
-        PaymentLinkData::PaymentLinkDetails(payment_details) => {
-            let html_meta_tags = get_meta_tags_html(&payment_details);
-            let payment_link_data = services::PaymentLinkFormData {
-                js_script,
-                sdk_url: state.conf.payment_link.sdk_url.clone(),
+        PaymentLinkData::PaymentLinkDetails(payment_details) => match requested_payment_link_type {
+            PaymentLinkType::SecureLink => generate_secure_payment_link(
+                &state,
+                request_headers,
+                &payment_link,
+                payment_link_config,
+                *payment_details,
                 css_script,
-                html_meta_tags,
-            };
-            logger::info!(
-                "payment link data, for building open payment link {:?}",
-                payment_link_data
-            );
-            Ok(services::ApplicationResponse::PaymentLinkForm(Box::new(
-                services::api::PaymentLinkAction::PaymentLinkFormData(payment_link_data),
-            )))
-        }
+            ),
+            PaymentLinkType::OpenLink => {
+                generate_open_payment_link(&state, *payment_details, js_script, css_script)
+            }
+        },
     }
 }
 

diff --git a/crates/router/src/core/payment_link/validator.rs b/crates/router/src/core/payment_link/validator.rs
@@ -26,41 +26,6 @@ pub fn validate_secure_payment_link_render_request(
             )
         })?;
 
-    // Validate secure_link was generated
-    if payment_link.secure_link.clone().is_none() {
-        return Err(report!(errors::ApiErrorResponse::InvalidRequestUrl)).attach_printable_lazy(
-            || {
-                format!(
-                    "Secure payment link was not generated for {}\nmissing secure_link",
-                    link_id
-                )
-            },
-        );
-    }
-
-    // Fetch destination is "iframe"
-    match request_headers.get("sec-fetch-dest").and_then(|v| v.to_str().ok()) {
-        Some("iframe") => Ok(()),
-        Some(requestor) => Err(report!(errors::ApiErrorResponse::AccessForbidden {
-            resource: "payment_link".to_string(),
-        }))
-        .attach_printable_lazy(|| {
-            format!(
-                "Access to payment_link [{}] is forbidden when requested through {}",
-                link_id, requestor
-            )
-        }),
-        None => Err(report!(errors::ApiErrorResponse::AccessForbidden {
-            resource: "payment_link".to_string(),
-        }))
-        .attach_printable_lazy(|| {
-            format!(
-                "Access to payment_link [{}] is forbidden when sec-fetch-dest is not present in request headers",
-                link_id
-            )
-        }),
-    }?;
-
     // Validate origin / referer
     let domain_in_req = {
         let origin_or_referer = request_headers

diff --git a/crates/router/src/core/payments/operations/payment_create.rs b/crates/router/src/core/payments/operations/payment_create.rs
@@ -1571,16 +1571,6 @@ async fn create_payment_link(
         locale_str.clone(),
     );
 
-    let secure_link = payment_link_config.allowed_domains.as_ref().map(|_| {
-        format!(
-            "{}/payment_link/s/{}/{}?locale={}",
-            domain_name,
-            merchant_id.get_string_repr(),
-            payment_id.get_string_repr(),
-            locale_str,
-        )
-    });
-
     let payment_link_config_encoded_value = payment_link_config.encode_to_value().change_context(
         errors::ApiErrorResponse::InvalidDataValue {
             field_name: "payment_link_config",
@@ -1601,7 +1591,7 @@ async fn create_payment_link(
         description,
         payment_link_config: Some(payment_link_config_encoded_value),
         profile_id: Some(profile_id),
-        secure_link,
+        secure_link: None, //It is deprecated now.,
     };
     let payment_link_db = db
         .insert_payment_link(payment_link_req)
@@ -1612,7 +1602,7 @@ async fn create_payment_link(
 
     Ok(Some(api_models::payments::PaymentLinkResponse {
         link: payment_link_db.link_to_pay.clone(),
-        secure_link: payment_link_db.secure_link,
+        secure_link: None, //It is deprecated now.
         payment_link_id: payment_link_db.payment_link_id,
     }))
 }
diff --git a/crates/router/src/routes/app.rs b/crates/router/src/routes/app.rs
@@ -1744,10 +1744,6 @@ impl PaymentLink {
                 web::resource("{merchant_id}/{payment_id}")
                     .route(web::get().to(payment_link::initiate_payment_link)),
             )
-            .service(
-                web::resource("s/{merchant_id}/{payment_id}")
-                    .route(web::get().to(payment_link::initiate_secure_payment_link)),
-            )
             .service(
                 web::resource("status/{merchant_id}/{payment_id}")
                     .route(web::get().to(payment_link::payment_link_status)),